111212010012110 has 24 divisors (see below), whose sum is σ = 232864331169240. Its totient is φ = 38129832003984.

The previous prime is 111212010012091. The next prime is 111212010012127. The reversal of 111212010012110 is 11210010212111.

It is a super-2 number, since 2×111212010012110² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113481642380 + ... + 113481643359.

It is an arithmetic number, because the mean of its divisors is an integer number (9702680465385).

Almost surely, 2^{111212010012110} is an apocalyptic number.

111212010012110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111212010012110 is an abundant number, since it is smaller than the sum of its proper divisors (121652321157130).

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

111212010012110 is a wasteful number, since it uses less digits than its factorization.

111212010012110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226963285760 (or 226963285753 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 111212010012110 its reverse (11210010212111), we get a palindrome (122422020224221).

The spelling of 111212010012110 in words is "one hundred eleven trillion, two hundred twelve billion, ten million, twelve thousand, one hundred ten".