402302203205 has 24 divisors (see below), whose sum is σ = 569273950872. Its totient is φ = 272085391872.

The previous prime is 402302203183. The next prime is 402302203253. The reversal of 402302203205 is 502302203204.

It can be written as a sum of positive squares in 4 ways, for example, as 19960320961 + 382341882244 = 141281^2 + 618338^2 .

It is not a de Polignac number, because 402302203205 - 2⁸ = 402302202949 is a prime.

It is a super-2 number, since 2×402302203205² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11229032 + ... + 11264801.

It is an arithmetic number, because the mean of its divisors is an integer number (23719747953).

Almost surely, 2^402302203205 is an apocalyptic number.

It is an amenable number.

402302203205 is a deficient number, since it is larger than the sum of its proper divisors (166971747667).

402302203205 is a wasteful number, since it uses less digits than its factorization.

402302203205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22493925 (or 22493918 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

Adding to 402302203205 its reverse (502302203204), we get a palindrome (904604406409).

Subtracting 402302203205 from its reverse (502302203204), we obtain a palindrome (99999999999).

The spelling of 402302203205 in words is "four hundred two billion, three hundred two million, two hundred three thousand, two hundred five".