122200222100212 has 24 divisors (see below), whose sum is σ = 226430183306880. Its totient is φ = 57505895441280.

The previous prime is 122200222100137. The next prime is 122200222100261. The reversal of 122200222100212 is 212001222002221.

It is a super-3 number, since 3×122200222100212³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 122200222100212.

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, 62607339 + ... + 64529677.

It is an arithmetic number, because the mean of its divisors is an integer number (9434590971120).

Almost surely, 2^{122200222100212} is an apocalyptic number.

It is an amenable number.

122200222100212 is a deficient number, since it is larger than the sum of its proper divisors (104229961206668).

122200222100212 is a wasteful number, since it uses less digits than its factorization.

122200222100212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2857191 (or 2857189 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 122200222100212 its reverse (212001222002221), we get a palindrome (334201444102433).

The spelling of 122200222100212 in words is "one hundred twenty-two trillion, two hundred billion, two hundred twenty-two million, one hundred thousand, two hundred twelve".