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1220132013032 = 23235396479311
BaseRepresentation
bin10001110000010101100…
…010010000001111101000
311022122101002122100001202
4101300111202100033220
5124442312243404112
62332304303303332
7154103002663412
oct21602542201750
94278332570052
101220132013032
11430500792499
121785778aab48
138b09a43445a
14430aa1759b2
1521b123316c2
hex11c158903e8

1220132013032 has 16 divisors (see below), whose sum is σ = 2287845067200. Its totient is φ = 610039995120.

The previous prime is 1220132012969. The next prime is 1220132013047. The reversal of 1220132013032 is 2303102310221.

It is a junction number, because it is equal to n+sod(n) for n = 1220132012995 and 1220132013013.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3051344 + ... + 3427967.

It is an arithmetic number, because the mean of its divisors is an integer number (142990316700).

Almost surely, 21220132013032 is an apocalyptic number.

It is an amenable number.

1220132013032 is a deficient number, since it is larger than the sum of its proper divisors (1067713054168).

1220132013032 is a wasteful number, since it uses less digits than its factorization.

1220132013032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6502856 (or 6502852 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1220132013032 its reverse (2303102310221), we get a palindrome (3523234323253).

The spelling of 1220132013032 in words is "one trillion, two hundred twenty billion, one hundred thirty-two million, thirteen thousand, thirty-two".

Divisors: 1 2 4 8 23539 47078 94156 188312 6479311 12958622 25917244 51834488 152516501629 305033003258 610066006516 1220132013032