2113221211232 has 24 divisors (see below), whose sum is σ = 4160453050152. Its totient is φ = 1056598214400.

The previous prime is 2113221211229. The next prime is 2113221211259. The reversal of 2113221211232 is 2321121223112.

It is a junction number, because it is equal to n+sod(n) for n = 2113221211198 and 2113221211207.

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, 2783507 + ... + 3460397.

It is an arithmetic number, because the mean of its divisors is an integer number (173352210423).

Almost surely, 2^{2113221211232} is an apocalyptic number.

It is an amenable number.

2113221211232 is a deficient number, since it is larger than the sum of its proper divisors (2047231838920).

2113221211232 is an equidigital number, since it uses as much as digits as its factorization.

2113221211232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 774462 (or 774454 counting only the distinct ones).

The product of its digits is 576, while the sum is 23.

Adding to 2113221211232 its reverse (2321121223112), we get a palindrome (4434342434344).

The spelling of 2113221211232 in words is "two trillion, one hundred thirteen billion, two hundred twenty-one million, two hundred eleven thousand, two hundred thirty-two".