22240220031 has 96 divisors (see below), whose sum is σ = 35637153600. Its totient is φ = 13687833600.

The previous prime is 22240220027. The next prime is 22240220033. The reversal of 22240220031 is 13002204222.

It is not a de Polignac number, because 22240220031 - 2² = 22240220027 is a prime.

It is a super-2 number, since 2×22240220031² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22240219986 and 22240220013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22240220033) 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 95 ways as a sum of consecutive naturals, for example, 80289465 + ... + 80289741.

It is an arithmetic number, because the mean of its divisors is an integer number (371220350).

Almost surely, 2^22240220031 is an apocalyptic number.

22240220031 is a deficient number, since it is larger than the sum of its proper divisors (13396933569).

22240220031 is a wasteful number, since it uses less digits than its factorization.

22240220031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458 (or 411 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 22240220031 its reverse (13002204222), we get a palindrome (35242424253).

The spelling of 22240220031 in words is "twenty-two billion, two hundred forty million, two hundred twenty thousand, thirty-one".