1222101120120 has 64 divisors (see below), whose sum is σ = 3667968385920. Its totient is φ = 325745629824.

The previous prime is 1222101120103. The next prime is 1222101120131. The reversal of 1222101120120 is 210211012221.

It is a super-2 number, since 2×1222101120120² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1222101120120.

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, 2047074 + ... + 2575793.

It is an arithmetic number, because the mean of its divisors is an integer number (57312006030).

Almost surely, 2^{1222101120120} is an apocalyptic number.

1222101120120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1222101120120 is an abundant number, since it is smaller than the sum of its proper divisors (2445867265800).

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

1222101120120 is a wasteful number, since it uses less digits than its factorization.

1222101120120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4625084 (or 4625080 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1222101120120 its reverse (210211012221), we get a palindrome (1432312132341).

The spelling of 1222101120120 in words is "one trillion, two hundred twenty-two billion, one hundred one million, one hundred twenty thousand, one hundred twenty".