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10122131441 = 61839197779
BaseRepresentation
bin10010110110101001…
…10111011111110001
3222010102120112222002
421123110313133301
5131212231201231
64352224223345
7505556461202
oct113324673761
928112515862
1010122131441
114324752194
121b65a6ab55
13c540ac5b6
146c04755a9
153e39850cb
hex25b5377f1

10122131441 has 8 divisors (see below), whose sum is σ = 10300382400. Its totient is φ = 9944277840.

The previous prime is 10122131389. The next prime is 10122131447. The reversal of 10122131441 is 14413122101.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10122131441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10122131447) 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, 47711 + ... + 150068.

It is an arithmetic number, because the mean of its divisors is an integer number (1287547800).

Almost surely, 210122131441 is an apocalyptic number.

It is an amenable number.

10122131441 is a deficient number, since it is larger than the sum of its proper divisors (178250959).

10122131441 is an equidigital number, since it uses as much as digits as its factorization.

10122131441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198679.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 10122131441 its reverse (14413122101), we get a palindrome (24535253542).

The spelling of 10122131441 in words is "ten billion, one hundred twenty-two million, one hundred thirty-one thousand, four hundred forty-one".

Divisors: 1 61 839 51179 197779 12064519 165936581 10122131441