10022211989 has 2 divisors, whose sum is σ = 10022211990. Its totient is φ = 10022211988.

The previous prime is 10022211959. The next prime is 10022212007. The reversal of 10022211989 is 98911222001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6698112964 + 3324099025 = 81842^2 + 57655^2 .

It is a cyclic number.

It is not a de Polignac number, because 10022211989 - 2²⁰ = 10021163413 is a prime.

It is a super-2 number, since 2×10022211989² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10022211959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5011105994 + 5011105995.

It is an arithmetic number, because the mean of its divisors is an integer number (5011105995).

Almost surely, 2^10022211989 is an apocalyptic number.

It is an amenable number.

10022211989 is a deficient number, since it is larger than the sum of its proper divisors (1).

10022211989 is an equidigital number, since it uses as much as digits as its factorization.

10022211989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 35.

It can be divided in two parts, 100222 and 11989, that added together give a palindrome (112211).

The spelling of 10022211989 in words is "ten billion, twenty-two million, two hundred eleven thousand, nine hundred eighty-nine".