22011043122 has 24 divisors (see below), whose sum is σ = 47693528064. Its totient is φ = 7336562904.

The previous prime is 22011043111. The next prime is 22011043127. The reversal of 22011043122 is 22134011022.

It is a happy number.

22011043122 is a `hidden beast` number, since 2 + 201 + 10 + 431 + 22 = 666.

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 = 22011043095 and 22011043104.

It is not an unprimeable number, because it can be changed into a prime (22011043127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 401623 + ... + 453125.

It is an arithmetic number, because the mean of its divisors is an integer number (1987230336).

Almost surely, 2^22011043122 is an apocalyptic number.

22011043122 is an abundant number, since it is smaller than the sum of its proper divisors (25682484942).

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

22011043122 is a wasteful number, since it uses less digits than its factorization.

22011043122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75254 (or 75251 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 22011043122 its reverse (22134011022), we get a palindrome (44145054144).

The spelling of 22011043122 in words is "twenty-two billion, eleven million, forty-three thousand, one hundred twenty-two".