101221110226 has 32 divisors (see below), whose sum is σ = 160218051840. Its totient is φ = 47828444544.

The previous prime is 101221110217. The next prime is 101221110227. The reversal of 101221110226 is 622011122101.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (101221110227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33482151 + ... + 33485173.

It is an arithmetic number, because the mean of its divisors is an integer number (5006814120).

Almost surely, 2^101221110226 is an apocalyptic number.

101221110226 is a deficient number, since it is larger than the sum of its proper divisors (58996941614).

101221110226 is a wasteful number, since it uses less digits than its factorization.

101221110226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4930.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 101221110226 its reverse (622011122101), we get a palindrome (723232232327).

The spelling of 101221110226 in words is "one hundred one billion, two hundred twenty-one million, one hundred ten thousand, two hundred twenty-six".