402323402311 has 2 divisors, whose sum is σ = 402323402312. Its totient is φ = 402323402310.

The previous prime is 402323402291. The next prime is 402323402333. The reversal of 402323402311 is 113204323204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 402323402311 - 2¹¹ = 402323400263 is a prime.

It is a super-3 number, since 3×402323402311³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402323402911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201161701155 + 201161701156.

It is an arithmetic number, because the mean of its divisors is an integer number (201161701156).

Almost surely, 2^402323402311 is an apocalyptic number.

402323402311 is a deficient number, since it is larger than the sum of its proper divisors (1).

402323402311 is an equidigital number, since it uses as much as digits as its factorization.

402323402311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 402323402311 its reverse (113204323204), we get a palindrome (515527725515).

The spelling of 402323402311 in words is "four hundred two billion, three hundred twenty-three million, four hundred two thousand, three hundred eleven".