101111001021222 has 16 divisors (see below), whose sum is σ = 202293737444160. Its totient is φ = 33691711106792.

The previous prime is 101111001021169. The next prime is 101111001021299. The reversal of 101111001021222 is 222120100111101.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2988956748 + ... + 2988990575.

It is an arithmetic number, because the mean of its divisors is an integer number (12643358590260).

Almost surely, 2^{101111001021222} is an apocalyptic number.

101111001021222 is an abundant number, since it is smaller than the sum of its proper divisors (101182736422938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101111001021222 is a wasteful number, since it uses less digits than its factorization.

101111001021222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5977950147.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 101111001021222 its reverse (222120100111101), we get a palindrome (323231101132323).

The spelling of 101111001021222 in words is "one hundred one trillion, one hundred eleven billion, one million, twenty-one thousand, two hundred twenty-two".