22031323031033 has 8 divisors (see below), whose sum is σ = 22035160192968. Its totient is φ = 22027486104064.

The previous prime is 22031323031009. The next prime is 22031323031071. The reversal of 22031323031033 is 33013032313022.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3875653694224 + 18155669336809 = 1968668^2 + 4260947^2 .

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 22031323031033 - 2²² = 22031318836729 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22031323030993 and 22031323031011.

It is not an unprimeable number, because it can be changed into a prime (22031323031833) 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, 397240841 + ... + 397296297.

It is an arithmetic number, because the mean of its divisors is an integer number (2754395024121).

Almost surely, 2^{22031323031033} is an apocalyptic number.

It is an amenable number.

22031323031033 is a deficient number, since it is larger than the sum of its proper divisors (3837161935).

22031323031033 is an equidigital number, since it uses as much as digits as its factorization.

22031323031033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117483.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 22031323031033 its reverse (33013032313022), we get a palindrome (55044355344055).

The spelling of 22031323031033 in words is "twenty-two trillion, thirty-one billion, three hundred twenty-three million, thirty-one thousand, thirty-three".