12929551202 has 4 divisors (see below), whose sum is σ = 19394326806. Its totient is φ = 6464775600.

The previous prime is 12929551157. The next prime is 12929551213. The reversal of 12929551202 is 20215592921.

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: 20215592921 = 701 ⋅28838221.

It can be written as a sum of positive squares in only one way, i.e., 12902915281 + 26635921 = 113591^2 + 5161^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3232387799 + ... + 3232387802.

Almost surely, 2^12929551202 is an apocalyptic number.

12929551202 is a deficient number, since it is larger than the sum of its proper divisors (6464775604).

12929551202 is an equidigital number, since it uses as much as digits as its factorization.

12929551202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6464775603.

The product of its (nonzero) digits is 32400, while the sum is 38.

The spelling of 12929551202 in words is "twelve billion, nine hundred twenty-nine million, five hundred fifty-one thousand, two hundred two".