22011120212022 has 12 divisors (see below), whose sum is σ = 47690760459420. Its totient is φ = 7337040070668.

The previous prime is 22011120211933. The next prime is 22011120212041. The reversal of 22011120212022 is 22021202111022.

It is a happy number.

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: 1222840011779 = 22011120212022 / (2 + 2 + 0 + 1 + 1 + 1 + 2 + 0 + 2 + 1 + 2 + 0 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 22011120211986 and 22011120212004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 611420005872 + ... + 611420005907.

It is an arithmetic number, because the mean of its divisors is an integer number (3974230038285).

Almost surely, 2^{22011120212022} is an apocalyptic number.

22011120212022 is an abundant number, since it is smaller than the sum of its proper divisors (25679640247398).

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

22011120212022 is a wasteful number, since it uses less digits than its factorization.

22011120212022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222840011787 (or 1222840011784 counting only the distinct ones).

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

Adding to 22011120212022 its reverse (22021202111022), we get a palindrome (44032322323044).

The spelling of 22011120212022 in words is "twenty-two trillion, eleven billion, one hundred twenty million, two hundred twelve thousand, twenty-two".