11104233420021 has 32 divisors (see below), whose sum is σ = 17026431891456. Its totient is φ = 6305763816000.

The previous prime is 11104233419971. The next prime is 11104233420029. The reversal of 11104233420021 is 12002433240111.

It is not a de Polignac number, because 11104233420021 - 2²³ = 11104225031413 is a prime.

It is a super-2 number, since 2×11104233420021² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11104233419973 and 11104233420000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11104233420029) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 406570 + ... + 4730091.

It is an arithmetic number, because the mean of its divisors is an integer number (532075996608).

Almost surely, 2^{11104233420021} is an apocalyptic number.

It is an amenable number.

11104233420021 is a deficient number, since it is larger than the sum of its proper divisors (5922198471435).

11104233420021 is a wasteful number, since it uses less digits than its factorization.

11104233420021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5137313.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 11104233420021 its reverse (12002433240111), we get a palindrome (23106666660132).

The spelling of 11104233420021 in words is "eleven trillion, one hundred four billion, two hundred thirty-three million, four hundred twenty thousand, twenty-one".