4012204402431 has 16 divisors (see below), whose sum is σ = 6027724926720. Its totient is φ = 2637129652920.

The previous prime is 4012204402429. The next prime is 4012204402489. The reversal of 4012204402431 is 1342044022104.

4012204402431 is a `hidden beast` number, since 4 + 0 + 1 + 220 + 4 + 4 + 0 + 2 + 431 = 666.

It is not a de Polignac number, because 4012204402431 - 2¹ = 4012204402429 is a prime.

It is a super-2 number, since 2×4012204402431² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 4012204402395 and 4012204402404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4012204402411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1046478105 + ... + 1046481938.

It is an arithmetic number, because the mean of its divisors is an integer number (376732807920).

Almost surely, 2^{4012204402431} is an apocalyptic number.

4012204402431 is a deficient number, since it is larger than the sum of its proper divisors (2015520524289).

4012204402431 is a wasteful number, since it uses less digits than its factorization.

4012204402431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2092960123 (or 2092960117 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 4012204402431 its reverse (1342044022104), we get a palindrome (5354248424535).

The spelling of 4012204402431 in words is "four trillion, twelve billion, two hundred four million, four hundred two thousand, four hundred thirty-one".