113151435241021 has 2 divisors, whose sum is σ = 113151435241022. Its totient is φ = 113151435241020.

The previous prime is 113151435240973. The next prime is 113151435241049. The reversal of 113151435241021 is 120142534151311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90431541202500 + 22719894038521 = 9509550^2 + 4766539^2 .

It is a cyclic number.

It is not a de Polignac number, because 113151435241021 - 2²¹ = 113151433143869 is a prime.

It is a super-2 number, since 2×113151435241021² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113151435241121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56575717620510 + 56575717620511.

It is an arithmetic number, because the mean of its divisors is an integer number (56575717620511).

Almost surely, 2^{113151435241021} is an apocalyptic number.

It is an amenable number.

113151435241021 is a deficient number, since it is larger than the sum of its proper divisors (1).

113151435241021 is an equidigital number, since it uses as much as digits as its factorization.

113151435241021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 34.

Adding to 113151435241021 its reverse (120142534151311), we get a palindrome (233293969392332).

The spelling of 113151435241021 in words is "one hundred thirteen trillion, one hundred fifty-one billion, four hundred thirty-five million, two hundred forty-one thousand, twenty-one".