12110021403 has 16 divisors (see below), whose sum is σ = 16304679456. Its totient is φ = 7994488320.

The previous prime is 12110021389. The next prime is 12110021419. The reversal of 12110021403 is 30412001121.

It is not a de Polignac number, because 12110021403 - 2¹⁰ = 12110020379 is a prime.

It is a super-2 number, since 2×12110021403² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12110023403) 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, 362673 + ... + 394653.

It is an arithmetic number, because the mean of its divisors is an integer number (1019042466).

Almost surely, 2^12110021403 is an apocalyptic number.

12110021403 is a deficient number, since it is larger than the sum of its proper divisors (4194658053).

12110021403 is a wasteful number, since it uses less digits than its factorization.

12110021403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33214.

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

Adding to 12110021403 its reverse (30412001121), we get a palindrome (42522022524).

The spelling of 12110021403 in words is "twelve billion, one hundred ten million, twenty-one thousand, four hundred three".