2232120100 has 72 divisors (see below), whose sum is σ = 5776380288. Its totient is φ = 732019200.

The previous prime is 2232120083. The next prime is 2232120109. The reversal of 2232120100 is 10212322.

It is a super-3 number, since 3×2232120100³ (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2232120109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53221 + ... + 85420.

It is an arithmetic number, because the mean of its divisors is an integer number (80227504).

Almost surely, 2^2232120100 is an apocalyptic number.

2232120100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2232120100 is an abundant number, since it is smaller than the sum of its proper divisors (3544260188).

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

2232120100 is a wasteful number, since it uses less digits than its factorization.

2232120100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138685 (or 138678 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2232120100 is about 47245.3182865773. The cubic root of 2232120100 is about 1306.8904550701.

Adding to 2232120100 its reverse (10212322), we get a palindrome (2242332422).

The spelling of 2232120100 in words is "two billion, two hundred thirty-two million, one hundred twenty thousand, one hundred".