112001111121213 has 96 divisors (see below), whose sum is σ = 178210111244256. Its totient is φ = 67508315357184.

The previous prime is 112001111121203. The next prime is 112001111121223. The reversal of 112001111121213 is 312121111100211.

It is an interprime number because it is at equal distance from previous prime (112001111121203) and next prime (112001111121223).

It can be written as a sum of positive squares in 16 ways, for example, as 2863767599289 + 109137343521924 = 1692267^2 + 10446882^2 .

It is not a de Polignac number, because 112001111121213 - 2⁴ = 112001111121197 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112001111121203) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 80407581 + ... + 81788637.

It is an arithmetic number, because the mean of its divisors is an integer number (1856355325461).

Almost surely, 2^{112001111121213} is an apocalyptic number.

It is an amenable number.

112001111121213 is a deficient number, since it is larger than the sum of its proper divisors (66209000123043).

112001111121213 is a wasteful number, since it uses less digits than its factorization.

112001111121213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1381343 (or 1381340 counting only the distinct ones).

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

Adding to 112001111121213 its reverse (312121111100211), we get a palindrome (424122222221424).

The spelling of 112001111121213 in words is "one hundred twelve trillion, one billion, one hundred eleven million, one hundred twenty-one thousand, two hundred thirteen".