22135513331 has 8 divisors (see below), whose sum is σ = 22222460928. Its totient is φ = 22048605000.

The previous prime is 22135513321. The next prime is 22135513349. The reversal of 22135513331 is 13331553122.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22135513331 is a prime.

It is a super-2 number, since 2×22135513331² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22135513294 and 22135513303.

It is not an unprimeable number, because it can be changed into a prime (22135513321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1676606 + ... + 1689756.

It is an arithmetic number, because the mean of its divisors is an integer number (2777807616).

Almost surely, 2^22135513331 is an apocalyptic number.

22135513331 is a deficient number, since it is larger than the sum of its proper divisors (86947597).

22135513331 is a wasteful number, since it uses less digits than its factorization.

22135513331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19633.

The product of its digits is 8100, while the sum is 29.

The spelling of 22135513331 in words is "twenty-two billion, one hundred thirty-five million, five hundred thirteen thousand, three hundred thirty-one".