12220012102112 has 48 divisors (see below), whose sum is σ = 24167616952752. Its totient is φ = 6082247592960.

The previous prime is 12220012102097. The next prime is 12220012102121. The reversal of 12220012102112 is 21120121002221.

It is a super-2 number, since 2×12220012102112² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8438123 + ... + 9779669.

It is an arithmetic number, because the mean of its divisors is an integer number (503492019849).

Almost surely, 2^{12220012102112} is an apocalyptic number.

It is an amenable number.

12220012102112 is a deficient number, since it is larger than the sum of its proper divisors (11947604850640).

12220012102112 is a wasteful number, since it uses less digits than its factorization.

12220012102112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1342851 (or 1342843 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12220012102112 its reverse (21120121002221), we get a palindrome (33340133104333).

The spelling of 12220012102112 in words is "twelve trillion, two hundred twenty billion, twelve million, one hundred two thousand, one hundred twelve".