23150420113220 has 24 divisors (see below), whose sum is σ = 48623527713600. Its totient is φ = 9258711764192.

The previous prime is 23150420113159. The next prime is 23150420113313. The reversal of 23150420113220 is 2231102405132.

It is a super-2 number, since 2×23150420113220² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23150420113220.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90887210 + ... + 91141569.

It is an arithmetic number, because the mean of its divisors is an integer number (2025980321400).

Almost surely, 2^{23150420113220} is an apocalyptic number.

23150420113220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23150420113220 is an abundant number, since it is smaller than the sum of its proper divisors (25473107600380).

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

23150420113220 is a wasteful number, since it uses less digits than its factorization.

23150420113220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182035147 (or 182035145 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 23150420113220 its reverse (2231102405132), we get a palindrome (25381522518352).

The spelling of 23150420113220 in words is "twenty-three trillion, one hundred fifty billion, four hundred twenty million, one hundred thirteen thousand, two hundred twenty".