202220002121210 has 64 divisors (see below), whose sum is σ = 382412614752000. Its totient is φ = 76843509422592.

The previous prime is 202220002121197. The next prime is 202220002121227. The reversal of 202220002121210 is 12121200022202.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 319663001 + ... + 320294979.

It is an arithmetic number, because the mean of its divisors is an integer number (5975197105500).

Almost surely, 2^{202220002121210} is an apocalyptic number.

202220002121210 is a deficient number, since it is larger than the sum of its proper divisors (180192612630790).

202220002121210 is a wasteful number, since it uses less digits than its factorization.

202220002121210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641495.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 202220002121210 its reverse (12121200022202), we get a palindrome (214341202143412).

The spelling of 202220002121210 in words is "two hundred two trillion, two hundred twenty billion, two million, one hundred twenty-one thousand, two hundred ten".