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10122032131 = 79677189257
BaseRepresentation
bin10010110110101000…
…11111010000000011
3222010102101111201221
421123110133100003
5131212220012011
64352222135511
7505555565521
oct113324372003
928112344657
1010122032131
114324694612
121b65a21597
13c54076333
146c044b311
153e3965971
hex25b51f403

10122032131 has 8 divisors (see below), whose sum is σ = 10265353920. Its totient is φ = 9979090368.

The previous prime is 10122032099. The next prime is 10122032149. The reversal of 10122032131 is 13123022101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10122032131 - 25 = 10122032099 is a prime.

It is a super-2 number, since 2×101220321312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10122032731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41146 + ... + 148111.

It is an arithmetic number, because the mean of its divisors is an integer number (1283169240).

Almost surely, 210122032131 is an apocalyptic number.

10122032131 is a deficient number, since it is larger than the sum of its proper divisors (143321789).

10122032131 is an equidigital number, since it uses as much as digits as its factorization.

10122032131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190013.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 10122032131 its reverse (13123022101), we get a palindrome (23245054232).

The spelling of 10122032131 in words is "ten billion, one hundred twenty-two million, thirty-two thousand, one hundred thirty-one".

Divisors: 1 79 677 53483 189257 14951303 128126989 10122032131