100220220233 has 10 divisors (see below), whose sum is σ = 116916636234. Its totient is φ = 85903043856.

The previous prime is 100220220197. The next prime is 100220220253. The reversal of 100220220233 is 332022022001.

It can be written as a sum of positive squares in only one way, i.e., 62034370489 + 38185849744 = 249067^2 + 195412^2 .

It is not a de Polignac number, because 100220220233 - 2⁸ = 100220219977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (100220220253) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 20868116 + ... + 20872917.

Almost surely, 2^100220220233 is an apocalyptic number.

It is an amenable number.

100220220233 is a deficient number, since it is larger than the sum of its proper divisors (16696416001).

100220220233 is an frugal number, since it uses more digits than its factorization.

100220220233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41741061 (or 41741040 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 100220220233 its reverse (332022022001), we get a palindrome (432242242234).

The spelling of 100220220233 in words is "one hundred billion, two hundred twenty million, two hundred twenty thousand, two hundred thirty-three".