12221110000120 has 64 divisors (see below), whose sum is σ = 31426579422720. Its totient is φ = 4189979124864.

The previous prime is 12221110000093. The next prime is 12221110000147. The reversal of 12221110000120 is 2100001112221.

It is an interprime number because it is at equal distance from previous prime (12221110000093) and next prime (12221110000147).

It is a self number, because there is not a number n which added to its sum of digits gives 12221110000120.

It is a congruent number.

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, 9877549 + ... + 11045731.

It is an arithmetic number, because the mean of its divisors is an integer number (491040303480).

Almost surely, 2^{12221110000120} is an apocalyptic number.

12221110000120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12221110000120 is an abundant number, since it is smaller than the sum of its proper divisors (19205469422600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12221110000120 is a wasteful number, since it uses less digits than its factorization.

12221110000120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1205564 (or 1205560 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12221110000120 its reverse (2100001112221), we get a palindrome (14321111112341).

The spelling of 12221110000120 in words is "twelve trillion, two hundred twenty-one billion, one hundred ten million, one hundred twenty", and thus it is an aban number.