12051112073 has 16 divisors (see below), whose sum is σ = 16180515456. Its totient is φ = 8668131840.

The previous prime is 12051112067. The next prime is 12051112091. The reversal of 12051112073 is 37021115021.

It is a cyclic number.

It is not a de Polignac number, because 12051112073 - 2⁶ = 12051112009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12051112013) 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, 6018536 + ... + 6020537.

It is an arithmetic number, because the mean of its divisors is an integer number (1011282216).

Almost surely, 2^12051112073 is an apocalyptic number.

12051112073 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12051112073 is a deficient number, since it is larger than the sum of its proper divisors (4129403383).

12051112073 is a wasteful number, since it uses less digits than its factorization.

12051112073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12039104.

The product of its (nonzero) digits is 420, while the sum is 23.

Adding to 12051112073 its reverse (37021115021), we get a palindrome (49072227094).

The spelling of 12051112073 in words is "twelve billion, fifty-one million, one hundred twelve thousand, seventy-three".