22311233121330 has 24 divisors (see below), whose sum is σ = 58009206115692. Its totient is φ = 5949662165664.

The previous prime is 22311233121323. The next prime is 22311233121343. The reversal of 22311233121330 is 3312133211322.

22311233121330 is a `hidden beast` number, since 2 + 2 + 3 + 1 + 12 + 3 + 312 + 1 + 330 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 21831162898689 + 480070222641 = 4672383^2 + 692871^2 .

It is a super-3 number, since 3×22311233121330³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 22311233121294 and 22311233121303.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123951295029 + ... + 123951295208.

Almost surely, 2^{22311233121330} is an apocalyptic number.

22311233121330 is an abundant number, since it is smaller than the sum of its proper divisors (35697972994362).

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

22311233121330 is a wasteful number, since it uses less digits than its factorization.

22311233121330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247902590250 (or 247902590247 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 22311233121330 its reverse (3312133211322), we get a palindrome (25623366332652).

The spelling of 22311233121330 in words is "twenty-two trillion, three hundred eleven billion, two hundred thirty-three million, one hundred twenty-one thousand, three hundred thirty".