102332142 has 24 divisors (see below), whose sum is σ = 241876440. Its totient is φ = 31009680.

The previous prime is 102332101. The next prime is 102332161. The reversal of 102332142 is 241233201.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 258217 + ... + 258612.

It is an arithmetic number, because the mean of its divisors is an integer number (10078185).

Almost surely, 2^102332142 is an apocalyptic number.

102332142 is an abundant number, since it is smaller than the sum of its proper divisors (139544298).

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

102332142 is a wasteful number, since it uses less digits than its factorization.

102332142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516848 (or 516845 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 102332142 is about 10115.9350531723. The cubic root of 102332142 is about 467.7394725720.

Adding to 102332142 its reverse (241233201), we get a palindrome (343565343).

The spelling of 102332142 in words is "one hundred two million, three hundred thirty-two thousand, one hundred forty-two".