100022220010 has 32 divisors (see below), whose sum is σ = 181947416400. Its totient is φ = 39585561600.

The previous prime is 100022219971. The next prime is 100022220043. The reversal of 100022220010 is 10022220001.

It can be written as a sum of positive squares in 8 ways, for example, as 75508994521 + 24513225489 = 274789^2 + 156567^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1470636 + ... + 1537144.

Almost surely, 2^100022220010 is an apocalyptic number.

100022220010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100022220010 is a deficient number, since it is larger than the sum of its proper divisors (81925196390).

100022220010 is a wasteful number, since it uses less digits than its factorization.

100022220010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68106.

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

Adding to 100022220010 its reverse (10022220001), we get a palindrome (110044440011).

Subtracting from 100022220010 its reverse (10022220001), we obtain a palindrome (90000000009).

The spelling of 100022220010 in words is "one hundred billion, twenty-two million, two hundred twenty thousand, ten".