110101312111212 has 72 divisors (see below), whose sum is σ = 282399291457920. Its totient is φ = 36164222519040.

The previous prime is 110101312111181. The next prime is 110101312111247. The reversal of 110101312111212 is 212111213101011.

110101312111212 is a `hidden beast` number, since 110 + 1 + 0 + 131 + 211 + 1 + 212 = 666.

It is a super-2 number, since 2×110101312111212² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57702364 + ... + 59579907.

It is an arithmetic number, because the mean of its divisors is an integer number (3922212381360).

Almost surely, 2^{110101312111212} is an apocalyptic number.

110101312111212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

110101312111212 is an abundant number, since it is smaller than the sum of its proper divisors (172297979346708).

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

110101312111212 is a wasteful number, since it uses less digits than its factorization.

110101312111212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117282663 (or 117282658 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 18.

Adding to 110101312111212 its reverse (212111213101011), we get a palindrome (322212525212223).

The spelling of 110101312111212 in words is "one hundred ten trillion, one hundred one billion, three hundred twelve million, one hundred eleven thousand, two hundred twelve".