1200022022202 has 32 divisors (see below), whose sum is σ = 2423308612032. Its totient is φ = 396132488064.

The previous prime is 1200022022161. The next prime is 1200022022239. The reversal of 1200022022202 is 2022202200021.

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, 1552318 + ... + 2193110.

It is an arithmetic number, because the mean of its divisors is an integer number (75728394126).

Almost surely, 2^{1200022022202} is an apocalyptic number.

1200022022202 is an abundant number, since it is smaller than the sum of its proper divisors (1223286589830).

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

1200022022202 is a wasteful number, since it uses less digits than its factorization.

1200022022202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643822.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 1200022022202 its reverse (2022202200021), we get a palindrome (3222224222223).

The spelling of 1200022022202 in words is "one trillion, two hundred billion, twenty-two million, twenty-two thousand, two hundred two".