102231342 has 16 divisors (see below), whose sum is σ = 227180880. Its totient is φ = 34077096.

The previous prime is 102231301. The next prime is 102231361. The reversal of 102231342 is 243132201.

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 7 ways as a sum of consecutive naturals, for example, 946533 + ... + 946640.

It is an arithmetic number, because the mean of its divisors is an integer number (14198805).

Almost surely, 2^102231342 is an apocalyptic number.

102231342 is an abundant number, since it is smaller than the sum of its proper divisors (124949538).

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

102231342 is a wasteful number, since it uses less digits than its factorization.

102231342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1893184 (or 1893178 counting only the distinct ones).

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

The square root of 102231342 is about 10110.9515872642. The cubic root of 102231342 is about 467.5858433305.

Adding to 102231342 its reverse (243132201), we get a palindrome (345363543).

The spelling of 102231342 in words is "one hundred two million, two hundred thirty-one thousand, three hundred forty-two".