21220010011196 has 12 divisors (see below), whose sum is σ = 37183815182640. Its totient is φ = 10596062816160.

The previous prime is 21220010011181. The next prime is 21220010011247. The reversal of 21220010011196 is 69111001002212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3485543936 + ... + 3485550023.

It is an arithmetic number, because the mean of its divisors is an integer number (3098651265220).

Almost surely, 2^{21220010011196} is an apocalyptic number.

It is an amenable number.

21220010011196 is a deficient number, since it is larger than the sum of its proper divisors (15963805171444).

21220010011196 is a wasteful number, since it uses less digits than its factorization.

21220010011196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6971094724 (or 6971094722 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 26.

The spelling of 21220010011196 in words is "twenty-one trillion, two hundred twenty billion, ten million, eleven thousand, one hundred ninety-six".