22020221101122 has 32 divisors (see below), whose sum is σ = 50127332592960. Its totient is φ = 7161047511840.

The previous prime is 22020221101121. The next prime is 22020221101129. The reversal of 22020221101122 is 22110112202022.

It is a happy number.

22020221101122 is a `hidden beast` number, since 220 + 2 + 0 + 221 + 101 + 122 = 666.

It is a super-2 number, since 2×22020221101122² (a number of 27 digits) contains 22 as substring.

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 = 22020221101095 and 22020221101104.

It is not an unprimeable number, because it can be changed into a prime (22020221101121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4972947448 + ... + 4972951875.

It is an arithmetic number, because the mean of its divisors is an integer number (1566479143530).

Almost surely, 2^{22020221101122} is an apocalyptic number.

22020221101122 is an abundant number, since it is smaller than the sum of its proper divisors (28107111491838).

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

22020221101122 is a wasteful number, since it uses less digits than its factorization.

22020221101122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9945899375 (or 9945899369 counting only the distinct ones).

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

Adding to 22020221101122 its reverse (22110112202022), we get a palindrome (44130333303144).

The spelling of 22020221101122 in words is "twenty-two trillion, twenty billion, two hundred twenty-one million, one hundred one thousand, one hundred twenty-two".