13112122221002 has 32 divisors (see below), whose sum is σ = 22893912489600. Its totient is φ = 5515775506368.

The previous prime is 13112122220993. The next prime is 13112122221043. The reversal of 13112122221002 is 20012222121131.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11615477 + ... + 12694232.

It is an arithmetic number, because the mean of its divisors is an integer number (715434765300).

Almost surely, 2^{13112122221002} is an apocalyptic number.

13112122221002 is a deficient number, since it is larger than the sum of its proper divisors (9781790268598).

13112122221002 is a wasteful number, since it uses less digits than its factorization.

13112122221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24310430.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 13112122221002 its reverse (20012222121131), we get a palindrome (33124344342133).

The spelling of 13112122221002 in words is "thirteen trillion, one hundred twelve billion, one hundred twenty-two million, two hundred twenty-one thousand, two".