100220321332 has 12 divisors (see below), whose sum is σ = 175467494916. Its totient is φ = 50086751360.

The previous prime is 100220321329. The next prime is 100220321353. The reversal of 100220321332 is 233123022001.

It can be written as a sum of positive squares in 2 ways, for example, as 96325812496 + 3894508836 = 310364^2 + 62406^2 .

It is a super-2 number, since 2×100220321332² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5842693 + ... + 5859820.

It is an arithmetic number, because the mean of its divisors is an integer number (14622291243).

Almost surely, 2^100220321332 is an apocalyptic number.

It is an amenable number.

100220321332 is a deficient number, since it is larger than the sum of its proper divisors (75247173584).

100220321332 is a wasteful number, since it uses less digits than its factorization.

100220321332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11704658 (or 11704656 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 100220321332 its reverse (233123022001), we get a palindrome (333343343333).

The spelling of 100220321332 in words is "one hundred billion, two hundred twenty million, three hundred twenty-one thousand, three hundred thirty-two".