22023402122 has 4 divisors (see below), whose sum is σ = 33035103186. Its totient is φ = 11011701060.

The previous prime is 22023402017. The next prime is 22023402127. The reversal of 22023402122 is 22120432022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 14551355641 + 7472046481 = 120629^2 + 86441^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22023402094 and 22023402103.

It is not an unprimeable number, because it can be changed into a prime (22023402127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505850529 + ... + 5505850532.

Almost surely, 2^22023402122 is an apocalyptic number.

22023402122 is a deficient number, since it is larger than the sum of its proper divisors (11011701064).

22023402122 is a wasteful number, since it uses less digits than its factorization.

22023402122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11011701063.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 22023402122 its reverse (22120432022), we get a palindrome (44143834144).

The spelling of 22023402122 in words is "twenty-two billion, twenty-three million, four hundred two thousand, one hundred twenty-two".