9022011111021 has 4 divisors (see below), whose sum is σ = 12029348148032. Its totient is φ = 6014674074012.

The previous prime is 9022011111013. The next prime is 9022011111041. The reversal of 9022011111021 is 1201111102209.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 9022011111021 - 2³ = 9022011111013 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9022011111041) 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, 1503668518501 + ... + 1503668518506.

It is an arithmetic number, because the mean of its divisors is an integer number (3007337037008).

Almost surely, 2^{9022011111021} is an apocalyptic number.

It is an amenable number.

9022011111021 is a deficient number, since it is larger than the sum of its proper divisors (3007337037011).

9022011111021 is a wasteful number, since it uses less digits than its factorization.

9022011111021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3007337037010.

The product of its (nonzero) digits is 72, while the sum is 21.

The spelling of 9022011111021 in words is "nine trillion, twenty-two billion, eleven million, one hundred eleven thousand, twenty-one".