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120110130131 = 1066491126219
BaseRepresentation
bin110111111011100011…
…1110010001111010011
3102111000200101210122012
41233313013302033103
53431441143131011
6131102224533135
711451304155335
oct1576707621723
9374020353565
10120110130131
1146a36045562
121b3407811ab
13b431c66a24
145b55c13455
1531ce9aba8b
hex1bf71f23d3

120110130131 has 4 divisors (see below), whose sum is σ = 120111363000. Its totient is φ = 120108897264.

The previous prime is 120110130079. The next prime is 120110130149. The reversal of 120110130131 is 131031011021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 131031011021 = 612148049361.

It is a cyclic number.

It is not a de Polignac number, because 120110130131 - 210 = 120110129107 is a prime.

It is a super-2 number, since 2×1201101301312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120110136131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 456461 + ... + 669758.

It is an arithmetic number, because the mean of its divisors is an integer number (30027840750).

Almost surely, 2120110130131 is an apocalyptic number.

120110130131 is a deficient number, since it is larger than the sum of its proper divisors (1232869).

120110130131 is a wasteful number, since it uses less digits than its factorization.

120110130131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1232868.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 120110130131 its reverse (131031011021), we get a palindrome (251141141152).

The spelling of 120110130131 in words is "one hundred twenty billion, one hundred ten million, one hundred thirty thousand, one hundred thirty-one".

Divisors: 1 106649 1126219 120110130131