100121023332 has 36 divisors (see below), whose sum is σ = 276091307856. Its totient is φ = 30339703920.

The previous prime is 100121023319. The next prime is 100121023357. The reversal of 100121023332 is 233320121001.

100121023332 is a `hidden beast` number, since 100 + 1 + 210 + 23 + 332 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 126415038 + ... + 126415829.

It is an arithmetic number, because the mean of its divisors is an integer number (7669202996).

Almost surely, 2^100121023332 is an apocalyptic number.

100121023332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100121023332 is an abundant number, since it is smaller than the sum of its proper divisors (175970284524).

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

100121023332 is a wasteful number, since it uses less digits than its factorization.

100121023332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252830888 (or 252830883 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 100121023332 its reverse (233320121001), we get a palindrome (333441144333).

The spelling of 100121023332 in words is "one hundred billion, one hundred twenty-one million, twenty-three thousand, three hundred thirty-two".