22220122001112 has 48 divisors (see below), whose sum is σ = 68776568100240. Its totient is φ = 6348606285888.

The previous prime is 22220122001089. The next prime is 22220122001159. The reversal of 22220122001112 is 21110022102222.

It is a happy number.

22220122001112 is a `hidden beast` number, since 222 + 201 + 220 + 0 + 11 + 12 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22043771323 + ... + 22043772330.

It is an arithmetic number, because the mean of its divisors is an integer number (1432845168755).

Almost surely, 2^{22220122001112} is an apocalyptic number.

It is an amenable number.

22220122001112 is an abundant number, since it is smaller than the sum of its proper divisors (46556446099128).

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

22220122001112 is a wasteful number, since it uses less digits than its factorization.

22220122001112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44087543672 (or 44087543665 counting only the distinct ones).

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

Adding to 22220122001112 its reverse (21110022102222), we get a palindrome (43330144103334).

The spelling of 22220122001112 in words is "twenty-two trillion, two hundred twenty billion, one hundred twenty-two million, one thousand, one hundred twelve".