10513122355 has 4 divisors (see below), whose sum is σ = 12615746832. Its totient is φ = 8410497880.

The previous prime is 10513122343. The next prime is 10513122359. The reversal of 10513122355 is 55322131501.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 10513122355 - 2⁷ = 10513122227 is a prime.

It is a super-2 number, since 2×10513122355² (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 (10513122359) 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, 1051312231 + ... + 1051312240.

It is an arithmetic number, because the mean of its divisors is an integer number (3153936708).

Almost surely, 2^10513122355 is an apocalyptic number.

10513122355 is a deficient number, since it is larger than the sum of its proper divisors (2102624477).

10513122355 is an equidigital number, since it uses as much as digits as its factorization.

10513122355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2102624476.

The product of its (nonzero) digits is 4500, while the sum is 28.

Adding to 10513122355 its reverse (55322131501), we get a palindrome (65835253856).

The spelling of 10513122355 in words is "ten billion, five hundred thirteen million, one hundred twenty-two thousand, three hundred fifty-five".