100201233220 has 24 divisors (see below), whose sum is σ = 229551916608. Its totient is φ = 36436812000.

The previous prime is 100201233203. The next prime is 100201233259. The reversal of 100201233220 is 22332102001.

It is a junction number, because it is equal to n+sod(n) for n = 100201233194 and 100201233203.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227729856 + ... + 227730295.

It is an arithmetic number, because the mean of its divisors is an integer number (9564663192).

Almost surely, 2^100201233220 is an apocalyptic number.

100201233220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100201233220 is an abundant number, since it is smaller than the sum of its proper divisors (129350683388).

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

100201233220 is a wasteful number, since it uses less digits than its factorization.

100201233220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455460171 (or 455460169 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 100201233220 its reverse (22332102001), we get a palindrome (122533335221).

The spelling of 100201233220 in words is "one hundred billion, two hundred one million, two hundred thirty-three thousand, two hundred twenty".