22212002111022 has 12 divisors (see below), whose sum is σ = 48126004573920. Its totient is φ = 7404000703668.

The previous prime is 22212002111021. The next prime is 22212002111069. The reversal of 22212002111022 is 22011120021222.

It is a happy number.

22212002111022 is a `hidden beast` number, since 2 + 221 + 200 + 211 + 10 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 1234000117279 = 22212002111022 / (2 + 2 + 2 + 1 + 2 + 0 + 0 + 2 + 1 + 1 + 1 + 0 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 22212002110986 and 22212002111004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22212002111021) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 617000058622 + ... + 617000058657.

It is an arithmetic number, because the mean of its divisors is an integer number (4010500381160).

Almost surely, 2^{22212002111022} is an apocalyptic number.

22212002111022 is an abundant number, since it is smaller than the sum of its proper divisors (25914002462898).

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

22212002111022 is a wasteful number, since it uses less digits than its factorization.

22212002111022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1234000117287 (or 1234000117284 counting only the distinct ones).

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

Adding to 22212002111022 its reverse (22011120021222), we get a palindrome (44223122132244).

The spelling of 22212002111022 in words is "twenty-two trillion, two hundred twelve billion, two million, one hundred eleven thousand, twenty-two".