1220122000122 has 64 divisors (see below), whose sum is σ = 2677329711360. Its totient is φ = 369452160000.

The previous prime is 1220122000091. The next prime is 1220122000147. The reversal of 1220122000122 is 2210002210221.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2254879 + ... + 2743122.

It is an arithmetic number, because the mean of its divisors is an integer number (41833276740).

Almost surely, 2^{1220122000122} is an apocalyptic number.

1220122000122 is an abundant number, since it is smaller than the sum of its proper divisors (1457207711238).

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

1220122000122 is a wasteful number, since it uses less digits than its factorization.

1220122000122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4998119.

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

Adding to 1220122000122 its reverse (2210002210221), we get a palindrome (3430124210343).

The spelling of 1220122000122 in words is "one trillion, two hundred twenty billion, one hundred twenty-two million, one hundred twenty-two", and thus it is an aban number.