111521827068 has 24 divisors (see below), whose sum is σ = 261254327040. Its totient is φ = 37025838000.

The previous prime is 111521827061. The next prime is 111521827091. The reversal of 111521827068 is 860728125111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111521827061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18509908 + ... + 18515931.

It is an arithmetic number, because the mean of its divisors is an integer number (10885596960).

Almost surely, 2^111521827068 is an apocalyptic number.

It is an amenable number.

111521827068 is an abundant number, since it is smaller than the sum of its proper divisors (149732499972).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111521827068 is a wasteful number, since it uses less digits than its factorization.

111521827068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37026097 (or 37026095 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 42.

The spelling of 111521827068 in words is "one hundred eleven billion, five hundred twenty-one million, eight hundred twenty-seven thousand, sixty-eight".