210122120202 has 16 divisors (see below), whose sum is σ = 442362358560. Its totient is φ = 66354353712.

The previous prime is 210122120113. The next prime is 210122120267. The reversal of 210122120202 is 202021221012.

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, 921588133 + ... + 921588360.

It is an arithmetic number, because the mean of its divisors is an integer number (27647647410).

Almost surely, 2^210122120202 is an apocalyptic number.

210122120202 is an abundant number, since it is smaller than the sum of its proper divisors (232240238358).

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

210122120202 is a wasteful number, since it uses less digits than its factorization.

210122120202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1843176517.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 210122120202 its reverse (202021221012), we get a palindrome (412143341214).

The spelling of 210122120202 in words is "two hundred ten billion, one hundred twenty-two million, one hundred twenty thousand, two hundred two".