100220022010 has 16 divisors (see below), whose sum is σ = 180400219272. Its totient is φ = 40087080000.

The previous prime is 100220021977. The next prime is 100220022017. The reversal of 100220022010 is 10220022001.

It can be written as a sum of positive squares in 4 ways, for example, as 66219243561 + 34000778449 = 257331^2 + 184393^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (100220022017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 485560 + ... + 660460.

Almost surely, 2^100220022010 is an apocalyptic number.

100220022010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100220022010 is a deficient number, since it is larger than the sum of its proper divisors (80180197262).

100220022010 is a wasteful number, since it uses less digits than its factorization.

100220022010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232209.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 100220022010 its reverse (10220022001), we get a palindrome (110440044011).

Subtracting from 100220022010 its reverse (10220022001), we obtain a palindrome (90000000009).

The spelling of 100220022010 in words is "one hundred billion, two hundred twenty million, twenty-two thousand, ten".