112001121212103 has 24 divisors (see below), whose sum is σ = 163735427052288. Its totient is φ = 73764706791312.

The previous prime is 112001121212081. The next prime is 112001121212137. The reversal of 112001121212103 is 301212121100211.

It is a happy number.

It is not a de Polignac number, because 112001121212103 - 2¹³ = 112001121203911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112001121212303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14705176 + ... + 20982002.

It is an arithmetic number, because the mean of its divisors is an integer number (6822309460512).

Almost surely, 2^{112001121212103} is an apocalyptic number.

112001121212103 is a deficient number, since it is larger than the sum of its proper divisors (51734305840185).

112001121212103 is a wasteful number, since it uses less digits than its factorization.

112001121212103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6300803 (or 6300800 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 112001121212103 its reverse (301212121100211), we get a palindrome (413213242312314).

The spelling of 112001121212103 in words is "one hundred twelve trillion, one billion, one hundred twenty-one million, two hundred twelve thousand, one hundred three".