22311321330 has 64 divisors (see below), whose sum is σ = 56795904000. Its totient is φ = 5593498560.

The previous prime is 22311321323. The next prime is 22311321353. The reversal of 22311321330 is 3312311322.

It is a super-3 number, since 3×22311321330³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22311321297 and 22311321306.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74730 + ... + 224069.

It is an arithmetic number, because the mean of its divisors is an integer number (887436000).

Almost surely, 2^22311321330 is an apocalyptic number.

22311321330 is an abundant number, since it is smaller than the sum of its proper divisors (34484582670).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22311321330 is a wasteful number, since it uses less digits than its factorization.

22311321330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298959.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 22311321330 its reverse (3312311322), we get a palindrome (25623632652).

The spelling of 22311321330 in words is "twenty-two billion, three hundred eleven million, three hundred twenty-one thousand, three hundred thirty".