1143522111016 has 32 divisors (see below), whose sum is σ = 2257144250400. Its totient is φ = 541622116800.

The previous prime is 1143522110957. The next prime is 1143522111041. The reversal of 1143522111016 is 6101112253411.

It is a happy number.

It is a super-3 number, since 3×1143522111016³ (a number of 37 digits) contains 333 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, 1498591 + ... + 2129041.

It is an arithmetic number, because the mean of its divisors is an integer number (70535757825).

Almost surely, 2^{1143522111016} is an apocalyptic number.

It is an amenable number.

1143522111016 is a deficient number, since it is larger than the sum of its proper divisors (1113622139384).

1143522111016 is a wasteful number, since it uses less digits than its factorization.

1143522111016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642409 (or 642405 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 28.

Adding to 1143522111016 its reverse (6101112253411), we get a palindrome (7244634364427).

The spelling of 1143522111016 in words is "one trillion, one hundred forty-three billion, five hundred twenty-two million, one hundred eleven thousand, sixteen".