10323021402 has 32 divisors (see below), whose sum is σ = 22944835200. Its totient is φ = 3440289024.

The previous prime is 10323021389. The next prime is 10323021431. The reversal of 10323021402 is 20412032301.

10323021402 is a `hidden beast` number, since 10 + 3 + 230 + 21 + 402 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 283563 + ... + 317889.

It is an arithmetic number, because the mean of its divisors is an integer number (717026100).

Almost surely, 2^10323021402 is an apocalyptic number.

10323021402 is an abundant number, since it is smaller than the sum of its proper divisors (12621813798).

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

10323021402 is a wasteful number, since it uses less digits than its factorization.

10323021402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39907 (or 39901 counting only the distinct ones).

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

Adding to 10323021402 its reverse (20412032301), we get a palindrome (30735053703).

It can be divided in two parts, 103 and 23021402, that added together give a triangular number (23021505 = T₆₇₈₅).

The spelling of 10323021402 in words is "ten billion, three hundred twenty-three million, twenty-one thousand, four hundred two".