11333121052 has 12 divisors (see below), whose sum is σ = 21635958456. Its totient is φ = 5151418640.

The previous prime is 11333121047. The next prime is 11333121061. The reversal of 11333121052 is 25012133311.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128785423 + ... + 128785510.

It is an arithmetic number, because the mean of its divisors is an integer number (1802996538).

Almost surely, 2^11333121052 is an apocalyptic number.

It is an amenable number.

11333121052 is a deficient number, since it is larger than the sum of its proper divisors (10302837404).

11333121052 is a wasteful number, since it uses less digits than its factorization.

11333121052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257570948 (or 257570946 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

Adding to 11333121052 its reverse (25012133311), we get a palindrome (36345254363).

The spelling of 11333121052 in words is "eleven billion, three hundred thirty-three million, one hundred twenty-one thousand, fifty-two".