111232230022021 has 4 divisors (see below), whose sum is σ = 111232287216352. Its totient is φ = 111232172827692.

The previous prime is 111232230022007. The next prime is 111232230022027. The reversal of 111232230022021 is 120220032232111.

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 a cyclic number.

It is not a de Polignac number, because 111232230022021 - 2¹¹ = 111232230019973 is a prime.

It is a super-3 number, since 3×111232230022021³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111232230021983 and 111232230022001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111232230022027) 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, 25573371 + ... + 29605096.

It is an arithmetic number, because the mean of its divisors is an integer number (27808071804088).

Almost surely, 2^{111232230022021} is an apocalyptic number.

It is an amenable number.

111232230022021 is a deficient number, since it is larger than the sum of its proper divisors (57194331).

111232230022021 is an equidigital number, since it uses as much as digits as its factorization.

111232230022021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57194330.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 111232230022021 its reverse (120220032232111), we get a palindrome (231452262254132).

The spelling of 111232230022021 in words is "one hundred eleven trillion, two hundred thirty-two billion, two hundred thirty million, twenty-two thousand, twenty-one".