2022021001992 has 32 divisors (see below), whose sum is σ = 5104130690880. Its totient is φ = 667463242560.

The previous prime is 2022021001991. The next prime is 2022021001993. The reversal of 2022021001992 is 2991001202202.

It is an interprime number because it is at equal distance from previous prime (2022021001991) and next prime (2022021001993).

It is not an unprimeable number, because it can be changed into a prime (2022021001991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 408982359 + ... + 408987302.

It is an arithmetic number, because the mean of its divisors is an integer number (159504084090).

Almost surely, 2^{2022021001992} is an apocalyptic number.

It is an amenable number.

2022021001992 is an abundant number, since it is smaller than the sum of its proper divisors (3082109688888).

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

2022021001992 is a wasteful number, since it uses less digits than its factorization.

2022021001992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817969773 (or 817969769 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 30.

The spelling of 2022021001992 in words is "two trillion, twenty-two billion, twenty-one million, one thousand, nine hundred ninety-two".