1155222135052 has 12 divisors (see below), whose sum is σ = 2041266297616. Its totient is φ = 572003192880.

The previous prime is 1155222135037. The next prime is 1155222135077. The reversal of 1155222135052 is 2505312225511.

It is a junction number, because it is equal to n+sod(n) for n = 1155222134999 and 1155222135017.

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, 1401968199 + ... + 1401969022.

Almost surely, 2^{1155222135052} is an apocalyptic number.

It is an amenable number.

1155222135052 is a deficient number, since it is larger than the sum of its proper divisors (886044162564).

1155222135052 is a wasteful number, since it uses less digits than its factorization.

1155222135052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2803937328 (or 2803937326 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 34.

The spelling of 1155222135052 in words is "one trillion, one hundred fifty-five billion, two hundred twenty-two million, one hundred thirty-five thousand, fifty-two".