101100221201222 has 32 divisors (see below), whose sum is σ = 162834119083584. Its totient is φ = 46906016281600.

The previous prime is 101100221201179. The next prime is 101100221201299. The reversal of 101100221201222 is 222102122001101.

It is a super-2 number, since 2×101100221201222² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 101100221201222.

It is a congruent number.

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, 412799522 + ... + 413044362.

It is an arithmetic number, because the mean of its divisors is an integer number (5088566221362).

Almost surely, 2^{101100221201222} is an apocalyptic number.

101100221201222 is a deficient number, since it is larger than the sum of its proper divisors (61733897882362).

101100221201222 is a wasteful number, since it uses less digits than its factorization.

101100221201222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415984.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 101100221201222 its reverse (222102122001101), we get a palindrome (323202343202323).

The spelling of 101100221201222 in words is "one hundred one trillion, one hundred billion, two hundred twenty-one million, two hundred one thousand, two hundred twenty-two".