21113320122196 has 48 divisors (see below), whose sum is σ = 39974380056576. Its totient is φ = 9719351028224.

The previous prime is 21113320122101. The next prime is 21113320122199. The reversal of 21113320122196 is 69122102331112.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21113320122199) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4631565 + ... + 7979851.

It is an arithmetic number, because the mean of its divisors is an integer number (832799584512).

Almost surely, 2^{21113320122196} is an apocalyptic number.

It is an amenable number.

21113320122196 is a deficient number, since it is larger than the sum of its proper divisors (18861059934380).

21113320122196 is a wasteful number, since it uses less digits than its factorization.

21113320122196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3350328 (or 3350326 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 34.

The spelling of 21113320122196 in words is "twenty-one trillion, one hundred thirteen billion, three hundred twenty million, one hundred twenty-two thousand, one hundred ninety-six".