22201000322331 has 4 divisors (see below), whose sum is σ = 29601333763112. Its totient is φ = 14800666881552.

The previous prime is 22201000322297. The next prime is 22201000322339. The reversal of 22201000322331 is 13322300010222.

It is a happy number.

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

It is not a de Polignac number, because 22201000322331 - 2⁷ = 22201000322203 is a prime.

It is a super-2 number, since 2×22201000322331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22201000322298 and 22201000322307.

It is not an unprimeable number, because it can be changed into a prime (22201000322339) 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, 3700166720386 + ... + 3700166720391.

It is an arithmetic number, because the mean of its divisors is an integer number (7400333440778).

Almost surely, 2^{22201000322331} is an apocalyptic number.

22201000322331 is a deficient number, since it is larger than the sum of its proper divisors (7400333440781).

22201000322331 is an equidigital number, since it uses as much as digits as its factorization.

22201000322331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7400333440780.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 22201000322331 its reverse (13322300010222), we get a palindrome (35523300332553).

The spelling of 22201000322331 in words is "twenty-two trillion, two hundred one billion, three hundred twenty-two thousand, three hundred thirty-one".