12020400414 has 48 divisors (see below), whose sum is σ = 29391588720. Its totient is φ = 3516938880.

The previous prime is 12020400401. The next prime is 12020400421. The reversal of 12020400414 is 41400402021.

It is a super-2 number, since 2×12020400414² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1040967 + ... + 1052450.

It is an arithmetic number, because the mean of its divisors is an integer number (612324765).

Almost surely, 2^12020400414 is an apocalyptic number.

12020400414 is an abundant number, since it is smaller than the sum of its proper divisors (17371188306).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12020400414 is a wasteful number, since it uses less digits than its factorization.

12020400414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2093465 (or 2093462 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 12020400414 its reverse (41400402021), we get a palindrome (53420802435).

The spelling of 12020400414 in words is "twelve billion, twenty million, four hundred thousand, four hundred fourteen".