102134100 has 36 divisors (see below), whose sum is σ = 295508864. Its totient is φ = 27235680.

The previous prime is 102134083. The next prime is 102134107. The reversal of 102134100 is 1431201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102134107) 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, 169924 + ... + 170523.

Almost surely, 2^102134100 is an apocalyptic number.

102134100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102134100 is an abundant number, since it is smaller than the sum of its proper divisors (193374764).

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

102134100 is a wasteful number, since it uses less digits than its factorization.

102134100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340464 (or 340457 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 102134100 is about 10106.1416970078. The cubic root of 102134100 is about 467.4375411043.

Adding to 102134100 its reverse (1431201), we get a palindrome (103565301).

The spelling of 102134100 in words is "one hundred two million, one hundred thirty-four thousand, one hundred".