102011122122 has 32 divisors (see below), whose sum is σ = 251104301952. Its totient is φ = 26904032064.

The previous prime is 102011122121. The next prime is 102011122127. The reversal of 102011122122 is 221221110201.

It is not an unprimeable number, because it can be changed into a prime (102011122121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93416233 + ... + 93417324.

It is an arithmetic number, because the mean of its divisors is an integer number (7847009436).

Almost surely, 2^102011122122 is an apocalyptic number.

102011122122 is an abundant number, since it is smaller than the sum of its proper divisors (149093179830).

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

102011122122 is a wasteful number, since it uses less digits than its factorization.

102011122122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186833582.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102011122122 its reverse (221221110201), we get a palindrome (323232232323).

The spelling of 102011122122 in words is "one hundred two billion, eleven million, one hundred twenty-two thousand, one hundred twenty-two".