22033000031021 has 8 divisors (see below), whose sum is σ = 25248079701504. Its totient is φ = 18834797419920.

The previous prime is 22033000030957. The next prime is 22033000031023. The reversal of 22033000031021 is 12013000033022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22033000031021 - 2⁶ = 22033000030957 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 (22033000031023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4219262045 + ... + 4219267266.

It is an arithmetic number, because the mean of its divisors is an integer number (3156009962688).

Almost surely, 2^{22033000031021} is an apocalyptic number.

It is an amenable number.

22033000031021 is a deficient number, since it is larger than the sum of its proper divisors (3215079670483).

22033000031021 is an equidigital number, since it uses as much as digits as its factorization.

22033000031021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8438529691.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 22033000031021 its reverse (12013000033022), we get a palindrome (34046000064043).

The spelling of 22033000031021 in words is "twenty-two trillion, thirty-three billion, thirty-one thousand, twenty-one".