1212200022202 has 32 divisors (see below), whose sum is σ = 1970992195200. Its totient is φ = 555821766720.

The previous prime is 1212200022149. The next prime is 1212200022221. The reversal of 1212200022202 is 2022200022121.

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, 3242793 + ... + 3597235.

It is an arithmetic number, because the mean of its divisors is an integer number (61593506100).

Almost surely, 2^{1212200022202} is an apocalyptic number.

1212200022202 is a deficient number, since it is larger than the sum of its proper divisors (758792172998).

1212200022202 is a wasteful number, since it uses less digits than its factorization.

1212200022202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355318.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 1212200022202 its reverse (2022200022121), we get a palindrome (3234400044323).

The spelling of 1212200022202 in words is "one trillion, two hundred twelve billion, two hundred million, twenty-two thousand, two hundred two".