112101102001212 has 48 divisors (see below), whose sum is σ = 264113284081920. Its totient is φ = 37003611316608.

The previous prime is 112101102001193. The next prime is 112101102001279. The reversal of 112101102001212 is 212100201101211.

It is a happy number.

It is a super-2 number, since 2×112101102001212² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112101102001191 and 112101102001200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74077128 + ... + 75575280.

It is an arithmetic number, because the mean of its divisors is an integer number (5502360085040).

Almost surely, 2^{112101102001212} is an apocalyptic number.

112101102001212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112101102001212 is an abundant number, since it is smaller than the sum of its proper divisors (152012182080708).

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

112101102001212 is a wasteful number, since it uses less digits than its factorization.

112101102001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1558802 (or 1558800 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 112101102001212 its reverse (212100201101211), we get a palindrome (324201303102423).

Subtracting 112101102001212 from its reverse (212100201101211), we obtain a palindrome (99999099099999).

The spelling of 112101102001212 in words is "one hundred twelve trillion, one hundred one billion, one hundred two million, one thousand, two hundred twelve".