2001202012202 has 16 divisors (see below), whose sum is σ = 3105348316200. Its totient is φ = 966086681280.

The previous prime is 2001202012171. The next prime is 2001202012213. The reversal of 2001202012202 is 2022102021002.

It can be written as a sum of positive squares in 4 ways, for example, as 1524313706161 + 476888306041 = 1234631^2 + 690571^2 .

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, 7939124 + ... + 8187312.

Almost surely, 2^{2001202012202} is an apocalyptic number.

2001202012202 is a deficient number, since it is larger than the sum of its proper divisors (1104146303998).

2001202012202 is a wasteful number, since it uses less digits than its factorization.

2001202012202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387241.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2001202012202 its reverse (2022102021002), we get a palindrome (4023304033204).

The spelling of 2001202012202 in words is "two trillion, one billion, two hundred two million, twelve thousand, two hundred two".