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2120110080 = 21235113137
BaseRepresentation
bin111111001011110…
…0101000000000000
312110202100202021120
41332113211000000
513320222010310
6550213152240
7103352431644
oct17627450000
95422322246
102120110080
119988240a0
124b202b680
1327a30c40a
14161802c24
15c61dab70
hex7e5e5000

2120110080 has 208 divisors, whose sum is σ = 7402567104. Its totient is φ = 513802240.

The previous prime is 2120110073. The next prime is 2120110099. The reversal of 2120110080 is 800110212.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

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, 674272 + ... + 677408.

Almost surely, 22120110080 is an apocalyptic number.

2120110080 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 2120110080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3701283552).

2120110080 is an abundant number, since it is smaller than the sum of its proper divisors (5282457024).

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

2120110080 is a wasteful number, since it uses less digits than its factorization.

2120110080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3180 (or 3158 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 2120110080 is about 46044.6531097803. The cubic root of 2120110080 is about 1284.6538919586.

Adding to 2120110080 its reverse (800110212), we get a palindrome (2920220292).

The spelling of 2120110080 in words is "two billion, one hundred twenty million, one hundred ten thousand, eighty".