122200200221112 has 48 divisors (see below), whose sum is σ = 356417250647640. Its totient is φ = 37600061606208.

The previous prime is 122200200221111. The next prime is 122200200221119. The reversal of 122200200221112 is 211122002002221.

It is a happy number.

122200200221112 is a `hidden beast` number, since 12 + 220 + 0 + 200 + 221 + 1 + 12 = 666.

It is a super-2 number, since 2×122200200221112² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122200200221111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65277883798 + ... + 65277885669.

Almost surely, 2^{122200200221112} is an apocalyptic number.

122200200221112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122200200221112 is an abundant number, since it is smaller than the sum of its proper divisors (234217050426528).

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

122200200221112 is a wasteful number, since it uses less digits than its factorization.

122200200221112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130555769492 (or 130555769485 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 122200200221112 its reverse (211122002002221), we get a palindrome (333322202223333).

The spelling of 122200200221112 in words is "one hundred twenty-two trillion, two hundred billion, two hundred million, two hundred twenty-one thousand, one hundred twelve".