11051322120 has 48 divisors (see below), whose sum is σ = 35916798060. Its totient is φ = 2947019136.

The previous prime is 11051322109. The next prime is 11051322133. The reversal of 11051322120 is 2122315011.

11051322120 is a `hidden beast` number, since 1 + 10 + 513 + 22 + 120 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 10898107236 + 153214884 = 104394^2 + 12378^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11051322093 and 11051322102.

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, 15348699 + ... + 15349418.

Almost surely, 2^11051322120 is an apocalyptic number.

11051322120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11051322120 is an abundant number, since it is smaller than the sum of its proper divisors (24865475940).

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

11051322120 is a wasteful number, since it uses less digits than its factorization.

11051322120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30698134 (or 30698127 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

Adding to 11051322120 its reverse (2122315011), we get a palindrome (13173637131).

The spelling of 11051322120 in words is "eleven billion, fifty-one million, three hundred twenty-two thousand, one hundred twenty".