100220220201 has 4 divisors (see below), whose sum is σ = 133626960272. Its totient is φ = 66813480132.

The previous prime is 100220220197. The next prime is 100220220253. The reversal of 100220220201 is 102022022001.

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 not a de Polignac number, because 100220220201 - 2² = 100220220197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100220220101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16703370031 + ... + 16703370036.

It is an arithmetic number, because the mean of its divisors is an integer number (33406740068).

Almost surely, 2^100220220201 is an apocalyptic number.

It is an amenable number.

100220220201 is a deficient number, since it is larger than the sum of its proper divisors (33406740071).

100220220201 is an equidigital number, since it uses as much as digits as its factorization.

100220220201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33406740070.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 100220220201 its reverse (102022022001), we get a palindrome (202242242202).

The spelling of 100220220201 in words is "one hundred billion, two hundred twenty million, two hundred twenty thousand, two hundred one".