100222211012111 has 4 divisors (see below), whose sum is σ = 106117635189312. Its totient is φ = 94326786834912.

The previous prime is 100222211012039. The next prime is 100222211012123. The reversal of 100222211012111 is 111210112222001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100222211012111 - 2¹⁴ = 100222210995727 is a prime.

It is a super-2 number, since 2×100222211012111² (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), and also a Moran number because the ratio is a prime number: 5895424177183 = 100222211012111 / (1 + 0 + 0 + 2 + 2 + 2 + 2 + 1 + 1 + 0 + 1 + 2 + 1 + 1 + 1).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100222211012111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100222211012411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2947712088575 + ... + 2947712088608.

It is an arithmetic number, because the mean of its divisors is an integer number (26529408797328).

Almost surely, 2^{100222211012111} is an apocalyptic number.

100222211012111 is a deficient number, since it is larger than the sum of its proper divisors (5895424177201).

100222211012111 is an equidigital number, since it uses as much as digits as its factorization.

100222211012111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5895424177200.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 100222211012111 its reverse (111210112222001), we get a palindrome (211432323234112).

The spelling of 100222211012111 in words is "one hundred trillion, two hundred twenty-two billion, two hundred eleven million, twelve thousand, one hundred eleven".