101112221222 has 16 divisors (see below), whose sum is σ = 156912949440. Its totient is φ = 48808230912.

The previous prime is 101112221183. The next prime is 101112221263. The reversal of 101112221222 is 222122211101.

It is a self number, because there is not a number n which added to its sum of digits gives 101112221222.

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, 591398 + ... + 742950.

It is an arithmetic number, because the mean of its divisors is an integer number (9807059340).

Almost surely, 2^101112221222 is an apocalyptic number.

101112221222 is a deficient number, since it is larger than the sum of its proper divisors (55800728218).

101112221222 is a wasteful number, since it uses less digits than its factorization.

101112221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163087.

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

Adding to 101112221222 its reverse (222122211101), we get a palindrome (323234432323).

The spelling of 101112221222 in words is "one hundred one billion, one hundred twelve million, two hundred twenty-one thousand, two hundred twenty-two".