102422130 has 32 divisors (see below), whose sum is σ = 251532864. Its totient is φ = 26677056.

The previous prime is 102422107. The next prime is 102422137. The reversal of 102422130 is 31224201.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (102422137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38409 + ... + 40988.

It is an arithmetic number, because the mean of its divisors is an integer number (7860402).

Almost surely, 2^102422130 is an apocalyptic number.

102422130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102422130 is an abundant number, since it is smaller than the sum of its proper divisors (149110734).

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

102422130 is a wasteful number, since it uses less digits than its factorization.

102422130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79450.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 102422130 is about 10120.3819097898. The cubic root of 102422130 is about 467.8765380368.

Adding to 102422130 its reverse (31224201), we get a palindrome (133646331).

The spelling of 102422130 in words is "one hundred two million, four hundred twenty-two thousand, one hundred thirty".