101222212112 has 80 divisors (see below), whose sum is σ = 246189480960. Its totient is φ = 39310862976.

The previous prime is 101222212111. The next prime is 101222212123. The reversal of 101222212112 is 211212222101.

It is not an unprimeable number, because it can be changed into a prime (101222212111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 985118 + ... + 1083005.

It is an arithmetic number, because the mean of its divisors is an integer number (3077368512).

Almost surely, 2^101222212112 is an apocalyptic number.

It is an amenable number.

101222212112 is an abundant number, since it is smaller than the sum of its proper divisors (144967268848).

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

101222212112 is a wasteful number, since it uses less digits than its factorization.

101222212112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2068180 (or 2068174 counting only the distinct ones).

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

Adding to 101222212112 its reverse (211212222101), we get a palindrome (312434434213).

The spelling of 101222212112 in words is "one hundred one billion, two hundred twenty-two million, two hundred twelve thousand, one hundred twelve".