111002111001012 has 192 divisors, whose sum is σ = 349861648840704. Its totient is φ = 26504670044160.

The previous prime is 111002111000993. The next prime is 111002111001037. The reversal of 111002111001012 is 210100111200111.

111002111001012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 81494293 + ... + 82845180.

It is an arithmetic number, because the mean of its divisors is an integer number (1822196087712).

Almost surely, 2^{111002111001012} is an apocalyptic number.

111002111001012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111002111001012 is an abundant number, since it is smaller than the sum of its proper divisors (238859537839692).

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

111002111001012 is a wasteful number, since it uses less digits than its factorization.

111002111001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164339558 (or 164339556 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 111002111001012 its reverse (210100111200111), we get a palindrome (321102222201123).

The spelling of 111002111001012 in words is "one hundred eleven trillion, two billion, one hundred eleven million, one thousand, twelve".