102112422 has 64 divisors (see below), whose sum is σ = 226195200. Its totient is φ = 30602880.

The previous prime is 102112379. The next prime is 102112429. The reversal of 102112422 is 224211201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102112429) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 221272 + ... + 221732.

It is an arithmetic number, because the mean of its divisors is an integer number (3534300).

Almost surely, 2^102112422 is an apocalyptic number.

102112422 is an abundant number, since it is smaller than the sum of its proper divisors (124082778).

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

102112422 is a wasteful number, since it uses less digits than its factorization.

102112422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581.

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

The square root of 102112422 is about 10105.0691239595. The cubic root of 102112422 is about 467.4044675013.

Adding to 102112422 its reverse (224211201), we get a palindrome (326323623).

The spelling of 102112422 in words is "one hundred two million, one hundred twelve thousand, four hundred twenty-two".