402200430231 has 16 divisors (see below), whose sum is σ = 549618017760. Its totient is φ = 261464686080.

The previous prime is 402200430227. The next prime is 402200430323. The reversal of 402200430231 is 132034002204.

It is not a de Polignac number, because 402200430231 - 2² = 402200430227 is a prime.

It is a super-2 number, since 2×402200430231² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 402200430198 and 402200430207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402200430631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 556230 + ... + 1055363.

It is an arithmetic number, because the mean of its divisors is an integer number (34351126110).

Almost surely, 2^402200430231 is an apocalyptic number.

402200430231 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

402200430231 is a deficient number, since it is larger than the sum of its proper divisors (147417587529).

402200430231 is a wasteful number, since it uses less digits than its factorization.

402200430231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1613666.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 402200430231 its reverse (132034002204), we get a palindrome (534234432435).

The spelling of 402200430231 in words is "four hundred two billion, two hundred million, four hundred thirty thousand, two hundred thirty-one".