210122112221202 has 128 divisors (see below), whose sum is σ = 470222725478400. Its totient is φ = 62206087228416.

The previous prime is 210122112221173. The next prime is 210122112221213. The reversal of 210122112221202 is 202122211221012.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1749455883 + ... + 1749575985.

It is an arithmetic number, because the mean of its divisors is an integer number (3673615042800).

Almost surely, 2^{210122112221202} is an apocalyptic number.

210122112221202 is an abundant number, since it is smaller than the sum of its proper divisors (260100613257198).

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

210122112221202 is a wasteful number, since it uses less digits than its factorization.

210122112221202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123680.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 210122112221202 its reverse (202122211221012), we get a palindrome (412244323442214).

The spelling of 210122112221202 in words is "two hundred ten trillion, one hundred twenty-two billion, one hundred twelve million, two hundred twenty-one thousand, two hundred two".