1002120022122 has 16 divisors (see below), whose sum is σ = 2004315820992. Its totient is φ = 334027377920.

The previous prime is 1002120022103. The next prime is 1002120022229. The reversal of 1002120022122 is 2212200212001.

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, 2984718 + ... + 3303449.

It is an arithmetic number, because the mean of its divisors is an integer number (125269738812).

Almost surely, 2^{1002120022122} is an apocalyptic number.

1002120022122 is an abundant number, since it is smaller than the sum of its proper divisors (1002195798870).

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

1002120022122 is a wasteful number, since it uses less digits than its factorization.

1002120022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6314733.

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

Adding to 1002120022122 its reverse (2212200212001), we get a palindrome (3214320234123).

The spelling of 1002120022122 in words is "one trillion, two billion, one hundred twenty million, twenty-two thousand, one hundred twenty-two".