232121110020 has 48 divisors (see below), whose sum is σ = 652728585600. Its totient is φ = 61633298176.

The previous prime is 232121110019. The next prime is 232121110027. The reversal of 232121110020 is 20011121232.

232121110020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (232121110027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8287920 + ... + 8315879.

It is an arithmetic number, because the mean of its divisors is an integer number (13598512200).

Almost surely, 2^232121110020 is an apocalyptic number.

232121110020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232121110020 is an abundant number, since it is smaller than the sum of its proper divisors (420607475580).

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

232121110020 is a wasteful number, since it uses less digits than its factorization.

232121110020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16604044 (or 16604042 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 232121110020 its reverse (20011121232), we get a palindrome (252132231252).

The spelling of 232121110020 in words is "two hundred thirty-two billion, one hundred twenty-one million, one hundred ten thousand, twenty".