402234423111 has 12 divisors (see below), whose sum is σ = 581036447992. Its totient is φ = 268141895856.

The previous prime is 402234423083. The next prime is 402234423121. The reversal of 402234423111 is 111324432204.

402234423111 is a `hidden beast` number, since 4 + 0 + 2 + 2 + 344 + 2 + 311 + 1 = 666.

It is not a de Polignac number, because 402234423111 - 2⁹ = 402234422599 is a prime.

It is a super-2 number, since 2×402234423111² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402234423121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1020376 + ... + 1358541.

Almost surely, 2^402234423111 is an apocalyptic number.

402234423111 is a deficient number, since it is larger than the sum of its proper divisors (178802024881).

402234423111 is a wasteful number, since it uses less digits than its factorization.

402234423111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2397710 (or 2397707 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 402234423111 its reverse (111324432204), we get a palindrome (513558855315).

The spelling of 402234423111 in words is "four hundred two billion, two hundred thirty-four million, four hundred twenty-three thousand, one hundred eleven".