11331412420 has 48 divisors (see below), whose sum is σ = 24051867840. Its totient is φ = 4484084864.

The previous prime is 11331412409. The next prime is 11331412471. The reversal of 11331412420 is 2421413311.

It is a junction number, because it is equal to n+sod(n) for n = 11331412391 and 11331412400.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 697227 + ... + 713293.

It is an arithmetic number, because the mean of its divisors is an integer number (501080580).

Almost surely, 2^11331412420 is an apocalyptic number.

11331412420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11331412420 is an abundant number, since it is smaller than the sum of its proper divisors (12720455420).

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

11331412420 is a wasteful number, since it uses less digits than its factorization.

11331412420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16452 (or 16450 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 11331412420 its reverse (2421413311), we get a palindrome (13752825731).

The spelling of 11331412420 in words is "eleven billion, three hundred thirty-one million, four hundred twelve thousand, four hundred twenty".