22321323344 has 10 divisors (see below), whose sum is σ = 43247564010. Its totient is φ = 11160661664.

The previous prime is 22321323319. The next prime is 22321323371. The reversal of 22321323344 is 44332312322.

It can be written as a sum of positive squares in only one way, i.e., 15987073600 + 6334249744 = 126440^2 + 79588^2 .

It is a super-3 number, since 3×22321323344³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 697541339 + ... + 697541370.

It is an arithmetic number, because the mean of its divisors is an integer number (4324756401).

Almost surely, 2^22321323344 is an apocalyptic number.

It is an amenable number.

22321323344 is a deficient number, since it is larger than the sum of its proper divisors (20926240666).

22321323344 is a wasteful number, since it uses less digits than its factorization.

22321323344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1395082717 (or 1395082711 counting only the distinct ones).

The product of its digits is 20736, while the sum is 29.

Adding to 22321323344 its reverse (44332312322), we get a palindrome (66653635666).

The spelling of 22321323344 in words is "twenty-two billion, three hundred twenty-one million, three hundred twenty-three thousand, three hundred forty-four".