30404400343031 has 32 divisors (see below), whose sum is σ = 37334912670720. Its totient is φ = 24364261152000.

The previous prime is 30404400343021. The next prime is 30404400343067. The reversal of 30404400343031 is 13034300440403.

It is not a de Polignac number, because 30404400343031 - 2³⁴ = 30387220473847 is a prime.

It is a super-2 number, since 2×30404400343031² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30404400342985 and 30404400343003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30404400343021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5714051 + ... + 9667428.

It is an arithmetic number, because the mean of its divisors is an integer number (1166716020960).

Almost surely, 2^{30404400343031} is an apocalyptic number.

30404400343031 is a deficient number, since it is larger than the sum of its proper divisors (6930512327689).

30404400343031 is a wasteful number, since it uses less digits than its factorization.

30404400343031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15382127.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 30404400343031 its reverse (13034300440403), we get a palindrome (43438700783434).

The spelling of 30404400343031 in words is "thirty trillion, four hundred four billion, four hundred million, three hundred forty-three thousand, thirty-one".