11400110312421 has 4 divisors (see below), whose sum is σ = 15200147083232. Its totient is φ = 7600073541612.

The previous prime is 11400110312413. The next prime is 11400110312429. The reversal of 11400110312421 is 12421301100411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (11400110312413) and next prime (11400110312429).

It is not a de Polignac number, because 11400110312421 - 2³ = 11400110312413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11400110312429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1900018385401 + ... + 1900018385406.

It is an arithmetic number, because the mean of its divisors is an integer number (3800036770808).

Almost surely, 2^{11400110312421} is an apocalyptic number.

It is an amenable number.

11400110312421 is a deficient number, since it is larger than the sum of its proper divisors (3800036770811).

11400110312421 is an equidigital number, since it uses as much as digits as its factorization.

11400110312421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3800036770810.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 11400110312421 its reverse (12421301100411), we get a palindrome (23821411412832).

The spelling of 11400110312421 in words is "eleven trillion, four hundred billion, one hundred ten million, three hundred twelve thousand, four hundred twenty-one".