1110432022121 has 4 divisors (see below), whose sum is σ = 1175751552852. Its totient is φ = 1045112491392.

The previous prime is 1110432022067. The next prime is 1110432022123. The reversal of 1110432022121 is 1212202340111.

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

It can be written as a sum of positive squares in 2 ways, for example, as 685244562025 + 425187460096 = 827795^2 + 652064^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1110432022121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1110432022093 and 1110432022102.

It is not an unprimeable number, because it can be changed into a prime (1110432022123) 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, 32659765340 + ... + 32659765373.

It is an arithmetic number, because the mean of its divisors is an integer number (293937888213).

Almost surely, 2^{1110432022121} is an apocalyptic number.

It is an amenable number.

1110432022121 is a deficient number, since it is larger than the sum of its proper divisors (65319530731).

1110432022121 is an equidigital number, since it uses as much as digits as its factorization.

1110432022121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65319530730.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 1110432022121 its reverse (1212202340111), we get a palindrome (2322634362232).

The spelling of 1110432022121 in words is "one trillion, one hundred ten billion, four hundred thirty-two million, twenty-two thousand, one hundred twenty-one".