23202042340420 has 48 divisors (see below), whose sum is σ = 51290065935360. Its totient is φ = 8792123042304.

The previous prime is 23202042340349. The next prime is 23202042340447. The reversal of 23202042340420 is 2404324020232.

It is a happy number.

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, 14123997 + ... + 15680923.

It is an arithmetic number, because the mean of its divisors is an integer number (1068543040320).

Almost surely, 2^{23202042340420} is an apocalyptic number.

23202042340420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23202042340420 is an abundant number, since it is smaller than the sum of its proper divisors (28088023594940).

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

23202042340420 is a wasteful number, since it uses less digits than its factorization.

23202042340420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1596172 (or 1596170 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 23202042340420 its reverse (2404324020232), we get a palindrome (25606366360652).

The spelling of 23202042340420 in words is "twenty-three trillion, two hundred two billion, forty-two million, three hundred forty thousand, four hundred twenty".