11912293084 has 12 divisors (see below), whose sum is σ = 20847282400. Its totient is φ = 5955926688.

The previous prime is 11912293069. The next prime is 11912293087. The reversal of 11912293084 is 48039221911.

It is a happy number.

It is a super-2 number, since 2×11912293084² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11912293087) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162877 + ... + 224395.

Almost surely, 2^11912293084 is an apocalyptic number.

It is an amenable number.

11912293084 is a deficient number, since it is larger than the sum of its proper divisors (8934989316).

11912293084 is a wasteful number, since it uses less digits than its factorization.

11912293084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109932 (or 109930 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 40.

The spelling of 11912293084 in words is "eleven billion, nine hundred twelve million, two hundred ninety-three thousand, eighty-four".