111030321312312 has 32 divisors (see below), whose sum is σ = 278820537838080. Its totient is φ = 36844142496480.

The previous prime is 111030321312227. The next prime is 111030321312349. The reversal of 111030321312312 is 213213123030111.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

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, 10372782514 + ... + 10372793217.

It is an arithmetic number, because the mean of its divisors is an integer number (8713141807440).

Almost surely, 2^{111030321312312} is an apocalyptic number.

111030321312312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111030321312312 is an abundant number, since it is smaller than the sum of its proper divisors (167790216525768).

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

111030321312312 is a wasteful number, since it uses less digits than its factorization.

111030321312312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20745575963 (or 20745575959 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 111030321312312 its reverse (213213123030111), we get a palindrome (324243444342423).

The spelling of 111030321312312 in words is "one hundred eleven trillion, thirty billion, three hundred twenty-one million, three hundred twelve thousand, three hundred twelve".