20222101010999 has 4 divisors (see below), whose sum is σ = 20239137323064. Its totient is φ = 20205064698936.

The previous prime is 20222101010897. The next prime is 20222101011019. The reversal of 20222101010999 is 99901010122202.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 20222101010999 - 2⁴⁴ = 2629914966583 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20222101070999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8518154252 + ... + 8518156625.

It is an arithmetic number, because the mean of its divisors is an integer number (5059784330766).

Almost surely, 2^{20222101010999} is an apocalyptic number.

20222101010999 is a deficient number, since it is larger than the sum of its proper divisors (17036312065).

20222101010999 is a wasteful number, since it uses less digits than its factorization.

20222101010999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17036312064.

The product of its (nonzero) digits is 11664, while the sum is 38.

The spelling of 20222101010999 in words is "twenty trillion, two hundred twenty-two billion, one hundred one million, ten thousand, nine hundred ninety-nine".