102342100 has 36 divisors (see below), whose sum is σ = 253810144. Its totient is φ = 35088480.

The previous prime is 102342089. The next prime is 102342103. The reversal of 102342100 is 1243201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102342103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72402 + ... + 73801.

Almost surely, 2^102342100 is an apocalyptic number.

102342100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102342100 is an abundant number, since it is smaller than the sum of its proper divisors (151468044).

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

102342100 is a wasteful number, since it uses less digits than its factorization.

102342100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146224 (or 146217 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 102342100 is about 10116.4272349481. The cubic root of 102342100 is about 467.7546440795.

Adding to 102342100 its reverse (1243201), we get a palindrome (103585301).

The spelling of 102342100 in words is "one hundred two million, three hundred forty-two thousand, one hundred".