100112012112203 has 16 divisors (see below), whose sum is σ = 123495455677440. Its totient is φ = 79029072385056.

The previous prime is 100112012112163. The next prime is 100112012112241. The reversal of 100112012112203 is 302211210211001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 100112012112203 - 2¹⁰ = 100112012111179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100112012112803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1252957775 + ... + 1253037672.

It is an arithmetic number, because the mean of its divisors is an integer number (7718465979840).

Almost surely, 2^{100112012112203} is an apocalyptic number.

100112012112203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

100112012112203 is a deficient number, since it is larger than the sum of its proper divisors (23383443565237).

100112012112203 is a wasteful number, since it uses less digits than its factorization.

100112012112203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2505995906.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 100112012112203 its reverse (302211210211001), we get a palindrome (402323222323204).

The spelling of 100112012112203 in words is "one hundred trillion, one hundred twelve billion, twelve million, one hundred twelve thousand, two hundred three".