402311130443 has 8 divisors (see below), whose sum is σ = 411694162176. Its totient is φ = 392929324200.

The previous prime is 402311130433. The next prime is 402311130451. The reversal of 402311130443 is 344031113204.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 402311130443 - 2²⁸ = 402042694987 is a prime.

It is a super-2 number, since 2×402311130443² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402311130433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 375338 + ... + 972368.

It is an arithmetic number, because the mean of its divisors is an integer number (51461770272).

Almost surely, 2^402311130443 is an apocalyptic number.

402311130443 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

402311130443 is a deficient number, since it is larger than the sum of its proper divisors (9383031733).

402311130443 is a wasteful number, since it uses less digits than its factorization.

402311130443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612745.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 402311130443 its reverse (344031113204), we get a palindrome (746342243647).

The spelling of 402311130443 in words is "four hundred two billion, three hundred eleven million, one hundred thirty thousand, four hundred forty-three".