22311133434 has 12 divisors (see below), whose sum is σ = 48340789146. Its totient is φ = 7437044472.

The previous prime is 22311133433. The next prime is 22311133451. The reversal of 22311133434 is 43433111322.

It is a happy number.

22311133434 is a `hidden beast` number, since 2 + 2 + 311 + 1 + 3 + 343 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 18183713409 + 4127420025 = 134847^2 + 64245^2 .

It is a super-3 number, since 3×22311133434³ (a number of 32 digits) contains 333 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22311133398 and 22311133407.

It is not an unprimeable number, because it can be changed into a prime (22311133433) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 619753689 + ... + 619753724.

Almost surely, 2^22311133434 is an apocalyptic number.

22311133434 is an abundant number, since it is smaller than the sum of its proper divisors (26029655712).

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

22311133434 is a wasteful number, since it uses less digits than its factorization.

22311133434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1239507421 (or 1239507418 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

Adding to 22311133434 its reverse (43433111322), we get a palindrome (65744244756).

The spelling of 22311133434 in words is "twenty-two billion, three hundred eleven million, one hundred thirty-three thousand, four hundred thirty-four".