100111210012222 has 16 divisors (see below), whose sum is σ = 155107006975872. Its totient is φ = 48410876460960.

The previous prime is 100111210012207. The next prime is 100111210012237. The reversal of 100111210012222 is 222210012111001.

It is an interprime number because it is at equal distance from previous prime (100111210012207) and next prime (100111210012237).

It is a super-2 number, since 2×100111210012222² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100111210012196 and 100111210012205.

It is a congruent number.

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, 500426013 + ... + 500626024.

It is an arithmetic number, because the mean of its divisors is an integer number (9694187935992).

Almost surely, 2^{100111210012222} is an apocalyptic number.

100111210012222 is a deficient number, since it is larger than the sum of its proper divisors (54995796963650).

100111210012222 is a wasteful number, since it uses less digits than its factorization.

100111210012222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001053683.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 100111210012222 its reverse (222210012111001), we get a palindrome (322321222123223).

The spelling of 100111210012222 in words is "one hundred trillion, one hundred eleven billion, two hundred ten million, twelve thousand, two hundred twenty-two".