1112020200123 has 16 divisors (see below), whose sum is σ = 1694611203840. Its totient is φ = 635401027296.

The previous prime is 1112020200097. The next prime is 1112020200209. The reversal of 1112020200123 is 3210020202111.

It is not a de Polignac number, because 1112020200123 - 2²⁰ = 1112019151547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1112020200223) 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, 1277340 + ... + 1963577.

It is an arithmetic number, because the mean of its divisors is an integer number (105913200240).

Almost surely, 2^{1112020200123} is an apocalyptic number.

1112020200123 is a deficient number, since it is larger than the sum of its proper divisors (582591003717).

1112020200123 is a wasteful number, since it uses less digits than its factorization.

1112020200123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3257266.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1112020200123 its reverse (3210020202111), we get a palindrome (4322040402234).

The spelling of 1112020200123 in words is "one trillion, one hundred twelve billion, twenty million, two hundred thousand, one hundred twenty-three".