13011200122 has 4 divisors (see below), whose sum is σ = 19516800186. Its totient is φ = 6505600060.

The previous prime is 13011200071. The next prime is 13011200131. The reversal of 13011200122 is 22100211031.

13011200122 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 9275423481 + 3735776641 = 96309^2 + 61121^2 .

It is a super-2 number, since 2×13011200122² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3252800029 + ... + 3252800032.

Almost surely, 2^13011200122 is an apocalyptic number.

13011200122 is a deficient number, since it is larger than the sum of its proper divisors (6505600064).

13011200122 is an equidigital number, since it uses as much as digits as its factorization.

13011200122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6505600063.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 13011200122 its reverse (22100211031), we get a palindrome (35111411153).

The spelling of 13011200122 in words is "thirteen billion, eleven million, two hundred thousand, one hundred twenty-two".