13131650122 has 4 divisors (see below), whose sum is σ = 19697475186. Its totient is φ = 6565825060.

The previous prime is 13131650113. The next prime is 13131650123. The reversal of 13131650122 is 22105613131.

It is a happy number.

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., 7710420481 + 5421229641 = 87809^2 + 73629^2 .

It is a super-2 number, since 2×13131650122² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13131650123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3282912529 + ... + 3282912532.

Almost surely, 2^13131650122 is an apocalyptic number.

13131650122 is a deficient number, since it is larger than the sum of its proper divisors (6565825064).

13131650122 is an equidigital number, since it uses as much as digits as its factorization.

13131650122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6565825063.

The product of its (nonzero) digits is 1080, while the sum is 25.

The spelling of 13131650122 in words is "thirteen billion, one hundred thirty-one million, six hundred fifty thousand, one hundred twenty-two".