122012022112 has 12 divisors (see below), whose sum is σ = 240211168596. Its totient is φ = 61006011040.

The previous prime is 122012022101. The next prime is 122012022131. The reversal of 122012022112 is 211220210221.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1906437814 + ... + 1906437877.

It is an arithmetic number, because the mean of its divisors is an integer number (20017597383).

Almost surely, 2^122012022112 is an apocalyptic number.

It is an amenable number.

122012022112 is a deficient number, since it is larger than the sum of its proper divisors (118199146484).

122012022112 is an equidigital number, since it uses as much as digits as its factorization.

122012022112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3812875701 (or 3812875693 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 122012022112 its reverse (211220210221), we get a palindrome (333232232333).

The spelling of 122012022112 in words is "one hundred twenty-two billion, twelve million, twenty-two thousand, one hundred twelve".