102424312 has 8 divisors (see below), whose sum is σ = 192045600. Its totient is φ = 51212152.

The previous prime is 102424297. The next prime is 102424319. The reversal of 102424312 is 213424201.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 102424312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102424319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6401512 + ... + 6401527.

It is an arithmetic number, because the mean of its divisors is an integer number (24005700).

Almost surely, 2^102424312 is an apocalyptic number.

It is an amenable number.

102424312 is a deficient number, since it is larger than the sum of its proper divisors (89621288).

102424312 is a wasteful number, since it uses less digits than its factorization.

102424312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12803045 (or 12803041 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 102424312 is about 10120.4897114715. The cubic root of 102424312 is about 467.8798605588.

Adding to 102424312 its reverse (213424201), we get a palindrome (315848513).

The spelling of 102424312 in words is "one hundred two million, four hundred twenty-four thousand, three hundred twelve".