11404420100023 has 4 divisors (see below), whose sum is σ = 11435494814560. Its totient is φ = 11373345385488.

The previous prime is 11404420099997. The next prime is 11404420100039. The reversal of 11404420100023 is 32000102440411.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11404420100023 - 2²¹ = 11404418002871 is a prime.

It is a super-2 number, since 2×11404420100023² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11404420099967 and 11404420100003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11404420200023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15537356718 + ... + 15537357451.

It is an arithmetic number, because the mean of its divisors is an integer number (2858873703640).

Almost surely, 2^{11404420100023} is an apocalyptic number.

11404420100023 is a deficient number, since it is larger than the sum of its proper divisors (31074714537).

11404420100023 is an equidigital number, since it uses as much as digits as its factorization.

11404420100023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31074714536.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 11404420100023 its reverse (32000102440411), we get a palindrome (43404522540434).

The spelling of 11404420100023 in words is "eleven trillion, four hundred four billion, four hundred twenty million, one hundred thousand, twenty-three".