222202120121210 has 32 divisors (see below), whose sum is σ = 408507433747200. Its totient is φ = 86982578867392.

The previous prime is 222202120121167. The next prime is 222202120121231. The reversal of 222202120121210 is 12121021202222.

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, 13834385 + ... + 25214964.

It is an arithmetic number, because the mean of its divisors is an integer number (12765857304600).

Almost surely, 2^{222202120121210} is an apocalyptic number.

222202120121210 is a deficient number, since it is larger than the sum of its proper divisors (186305313625990).

222202120121210 is a wasteful number, since it uses less digits than its factorization.

222202120121210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39061510.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 222202120121210 its reverse (12121021202222), we get a palindrome (234323141323432).

The spelling of 222202120121210 in words is "two hundred twenty-two trillion, two hundred two billion, one hundred twenty million, one hundred twenty-one thousand, two hundred ten".