102321311004 has 36 divisors (see below), whose sum is σ = 282158767800. Its totient is φ = 31006457760.

The previous prime is 102321310997. The next prime is 102321311009. The reversal of 102321311004 is 400113123201.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102321311009) 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, 129193179 + ... + 129193970.

It is an arithmetic number, because the mean of its divisors is an integer number (7837743550).

Almost surely, 2^102321311004 is an apocalyptic number.

It is an amenable number.

102321311004 is an abundant number, since it is smaller than the sum of its proper divisors (179837456796).

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

102321311004 is a wasteful number, since it uses less digits than its factorization.

102321311004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258387170 (or 258387165 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 102321311004 its reverse (400113123201), we get a palindrome (502434434205).

The spelling of 102321311004 in words is "one hundred two billion, three hundred twenty-one million, three hundred eleven thousand, four".