101222222210 has 16 divisors (see below), whose sum is σ = 183360512376. Its totient is φ = 40230997248.

The previous prime is 101222222203. The next prime is 101222222221. The reversal of 101222222210 is 12222222101.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 78536139049 + 22686083161 = 280243^2 + 150619^2 .

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, 32234807 + ... + 32237946.

Almost surely, 2^101222222210 is an apocalyptic number.

101222222210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101222222210 is a deficient number, since it is larger than the sum of its proper divisors (82138290166).

101222222210 is a wasteful number, since it uses less digits than its factorization.

101222222210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64472917.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 101222222210 its reverse (12222222101), we get a palindrome (113444444311).

The spelling of 101222222210 in words is "one hundred one billion, two hundred twenty-two million, two hundred twenty-two thousand, two hundred ten".