1222120000122 has 32 divisors (see below), whose sum is σ = 2793449904000. Its totient is φ = 349173047808.

The previous prime is 1222120000009. The next prime is 1222120000147. The reversal of 1222120000122 is 2210000212221.

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, 6910254 + ... + 7084902.

It is an arithmetic number, because the mean of its divisors is an integer number (87295309500).

Almost surely, 2^{1222120000122} is an apocalyptic number.

1222120000122 is an abundant number, since it is smaller than the sum of its proper divisors (1571329903878).

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

1222120000122 is a wasteful number, since it uses less digits than its factorization.

1222120000122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341270.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1222120000122 its reverse (2210000212221), we get a palindrome (3432120212343).

The spelling of 1222120000122 in words is "one trillion, two hundred twenty-two billion, one hundred twenty million, one hundred twenty-two", and thus it is an aban number.