1143522113522 has 16 divisors (see below), whose sum is σ = 1774520395200. Its totient is φ = 552017304720.

The previous prime is 1143522113369. The next prime is 1143522113533. The reversal of 1143522113522 is 2253112253411.

It is a super-2 number, since 2×1143522113522² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 686129 + ... + 1660667.

It is an arithmetic number, because the mean of its divisors is an integer number (110907524700).

Almost surely, 2^{1143522113522} is an apocalyptic number.

1143522113522 is a deficient number, since it is larger than the sum of its proper divisors (630998281678).

1143522113522 is a wasteful number, since it uses less digits than its factorization.

1143522113522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994801.

The product of its digits is 14400, while the sum is 32.

Adding to 1143522113522 its reverse (2253112253411), we get a palindrome (3396634366933).

The spelling of 1143522113522 in words is "one trillion, one hundred forty-three billion, five hundred twenty-two million, one hundred thirteen thousand, five hundred twenty-two".