22031323310 has 8 divisors (see below), whose sum is σ = 39656381976. Its totient is φ = 8812529320.

The previous prime is 22031323297. The next prime is 22031323333. The reversal of 22031323310 is 1332313022.

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

It is a super-2 number, since 2×22031323310² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1101566156 + ... + 1101566175.

It is an arithmetic number, because the mean of its divisors is an integer number (4957047747).

Almost surely, 2^22031323310 is an apocalyptic number.

22031323310 is a deficient number, since it is larger than the sum of its proper divisors (17625058666).

22031323310 is a wasteful number, since it uses less digits than its factorization.

22031323310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2203132338.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 22031323310 its reverse (1332313022), we get a palindrome (23363636332).

The spelling of 22031323310 in words is "twenty-two billion, thirty-one million, three hundred twenty-three thousand, three hundred ten".