100202233121 has 4 divisors (see below), whose sum is σ = 100265694000. Its totient is φ = 100138772244.

The previous prime is 100202233111. The next prime is 100202233127. The reversal of 100202233121 is 121332202001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100202233121 - 2²² = 100198038817 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 100202233121.

It is not an unprimeable number, because it can be changed into a prime (100202233127) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 31728071 + ... + 31731228.

It is an arithmetic number, because the mean of its divisors is an integer number (25066423500).

Almost surely, 2^100202233121 is an apocalyptic number.

It is an amenable number.

100202233121 is a deficient number, since it is larger than the sum of its proper divisors (63460879).

100202233121 is an equidigital number, since it uses as much as digits as its factorization.

100202233121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63460878.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 100202233121 its reverse (121332202001), we get a palindrome (221534435122).

The spelling of 100202233121 in words is "one hundred billion, two hundred two million, two hundred thirty-three thousand, one hundred twenty-one".