1200022101122 has 8 divisors (see below), whose sum is σ = 1938497240316. Its totient is φ = 553856354352.

The previous prime is 1200022101119. The next prime is 1200022101163. The reversal of 1200022101122 is 2211012200021.

It can be written as a sum of positive squares in 2 ways, for example, as 1192920499681 + 7101601441 = 1092209^2 + 84271^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1200022101097 and 1200022101106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23077348073 + ... + 23077348124.

Almost surely, 2^{1200022101122} is an apocalyptic number.

1200022101122 is a deficient number, since it is larger than the sum of its proper divisors (738475139194).

1200022101122 is a wasteful number, since it uses less digits than its factorization.

1200022101122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46154696212.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1200022101122 its reverse (2211012200021), we get a palindrome (3411034301143).

The spelling of 1200022101122 in words is "one trillion, two hundred billion, twenty-two million, one hundred one thousand, one hundred twenty-two".