22011151116 has 12 divisors (see below), whose sum is σ = 51359352632. Its totient is φ = 7337050368.

The previous prime is 22011151109. The next prime is 22011151121. The reversal of 22011151116 is 61115111022.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 22011151092 and 22011151101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 917131285 + ... + 917131308.

Almost surely, 2^22011151116 is an apocalyptic number.

It is an amenable number.

22011151116 is an abundant number, since it is smaller than the sum of its proper divisors (29348201516).

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

22011151116 is a wasteful number, since it uses less digits than its factorization.

22011151116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1834262600 (or 1834262598 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 21.

Adding to 22011151116 its reverse (61115111022), we get a palindrome (83126262138).

The spelling of 22011151116 in words is "twenty-two billion, eleven million, one hundred fifty-one thousand, one hundred sixteen".