2023203232100 has 72 divisors (see below), whose sum is σ = 4466007027048. Its totient is φ = 795357388800.

The previous prime is 2023203232033. The next prime is 2023203232111. The reversal of 2023203232100 is 12323023202.

It can be written as a sum of positive squares in 12 ways, for example, as 536793606244 + 1486409625856 = 732662^2 + 1219184^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 7287434 + ... + 7559966.

Almost surely, 2^{2023203232100} is an apocalyptic number.

2023203232100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2023203232100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2233003513524).

2023203232100 is an abundant number, since it is smaller than the sum of its proper divisors (2442803794948).

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

2023203232100 is a wasteful number, since it uses less digits than its factorization.

2023203232100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273825 (or 273818 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 2023203232100 its reverse (12323023202), we get a palindrome (2035526255302).

The spelling of 2023203232100 in words is "two trillion, twenty-three billion, two hundred three million, two hundred thirty-two thousand, one hundred".