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2132022020 = 2251735917467
BaseRepresentation
bin111111100010100…
…0001001100000100
312111120202221101112
41333011001030010
513331244201040
6551320344152
7103555613432
oct17705011404
95446687345
102132022020
119a451a777
124b6015058
1327c9202bb
14163223d52
15c7290365
hex7f141304

2132022020 has 48 divisors (see below), whose sum is σ = 4754090880. Its totient is φ = 800361984.

The previous prime is 2132022019. The next prime is 2132022047. The reversal of 2132022020 is 202202312.

It is a junction number, because it is equal to n+sod(n) for n = 2132021986 and 2132022004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113327 + ... + 130793.

It is an arithmetic number, because the mean of its divisors is an integer number (99043560).

Almost surely, 22132022020 is an apocalyptic number.

2132022020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2132022020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2377045440).

2132022020 is an abundant number, since it is smaller than the sum of its proper divisors (2622068860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2132022020 is a wasteful number, since it uses less digits than its factorization.

2132022020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17852 (or 17850 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 2132022020 is about 46173.8239698641. The cubic root of 2132022020 is about 1287.0553630996.

Adding to 2132022020 its reverse (202202312), we get a palindrome (2334224332).

The spelling of 2132022020 in words is "two billion, one hundred thirty-two million, twenty-two thousand, twenty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 340 359 718 1436 1795 3590 6103 7180 12206 17467 24412 30515 34934 61030 69868 87335 122060 174670 296939 349340 593878 1187756 1484695 2969390 5938780 6270653 12541306 25082612 31353265 62706530 106601101 125413060 213202202 426404404 533005505 1066011010 2132022020