210122321122 has 16 divisors (see below), whose sum is σ = 360234650880. Its totient is φ = 90046183968.

The previous prime is 210122321119. The next prime is 210122321131. The reversal of 210122321122 is 221123221012.

It is a self number, because there is not a number n which added to its sum of digits gives 210122321122.

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, 307683 + ... + 717574.

It is an arithmetic number, because the mean of its divisors is an integer number (22514665680).

Almost surely, 2^210122321122 is an apocalyptic number.

210122321122 is a deficient number, since it is larger than the sum of its proper divisors (150112329758).

210122321122 is a wasteful number, since it uses less digits than its factorization.

210122321122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1039905.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 210122321122 its reverse (221123221012), we get a palindrome (431245542134).

The spelling of 210122321122 in words is "two hundred ten billion, one hundred twenty-two million, three hundred twenty-one thousand, one hundred twenty-two".