22020965266 has 16 divisors (see below), whose sum is σ = 35010545760. Its totient is φ = 10352119360.

The previous prime is 22020965261. The next prime is 22020965269. The reversal of 22020965266 is 66256902022.

It is a happy number.

It is a super-2 number, since 2×22020965266² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22020965261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 300496 + ... + 366523.

It is an arithmetic number, because the mean of its divisors is an integer number (2188159110).

Almost surely, 2^22020965266 is an apocalyptic number.

22020965266 is a deficient number, since it is larger than the sum of its proper divisors (12989580494).

22020965266 is a wasteful number, since it uses less digits than its factorization.

22020965266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668009.

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 22020965266 in words is "twenty-two billion, twenty million, nine hundred sixty-five thousand, two hundred sixty-six".