11132019988 has 12 divisors (see below), whose sum is σ = 19481976052. Its totient is φ = 5565741120.

The previous prime is 11132019979. The next prime is 11132020007. The reversal of 11132019988 is 88991023111.

It can be written as a sum of positive squares in 2 ways, for example, as 9631852164 + 1500167824 = 98142^2 + 38732^2 .

It is a super-3 number, since 3×11132019988³ (a number of 31 digits) contains 333 as substring.

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, 47806 + ... + 156682.

Almost surely, 2^11132019988 is an apocalyptic number.

It is an amenable number.

11132019988 is a deficient number, since it is larger than the sum of its proper divisors (8349956064).

11132019988 is a wasteful number, since it uses less digits than its factorization.

11132019988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134442 (or 134440 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 43.

The spelling of 11132019988 in words is "eleven billion, one hundred thirty-two million, nineteen thousand, nine hundred eighty-eight".