122222000001222 has 40 divisors (see below), whose sum is σ = 298764888896232. Its totient is φ = 37036969696800.

The previous prime is 122222000001221. The next prime is 122222000001223. The reversal of 122222000001222 is 222100000222221.

122222000001222 is a `hidden beast` number, since 1 + 222 + 220 + 0 + 0 + 0 + 0 + 1 + 222 = 666.

It is an interprime number because it is at equal distance from previous prime (122222000001221) and next prime (122222000001223).

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

It is a junction number, because it is equal to n+sod(n) for n = 122222000001195 and 122222000001204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122222000001221) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 34293488679 + ... + 34293492242.

Almost surely, 2^{122222000001222} is an apocalyptic number.

122222000001222 is an abundant number, since it is smaller than the sum of its proper divisors (176542888895010).

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

122222000001222 is a wasteful number, since it uses less digits than its factorization.

122222000001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68586980946 (or 68586980937 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 122222000001222 its reverse (222100000222221), we get a palindrome (344322000223443).

The spelling of 122222000001222 in words is "one hundred twenty-two trillion, two hundred twenty-two billion, one thousand, two hundred twenty-two".