1122023112021 has 24 divisors (see below), whose sum is σ = 1860178132800. Its totient is φ = 638404312896.

The previous prime is 1122023112011. The next prime is 1122023112043. The reversal of 1122023112021 is 1202113202211.

1122023112021 is a `hidden beast` number, since 11 + 220 + 231 + 1 + 202 + 1 = 666.

It is not a de Polignac number, because 1122023112021 - 2¹⁰ = 1122023110997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1122023111985 and 1122023112003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122023112011) 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 23 ways as a sum of consecutive naturals, for example, 38203971 + ... + 38233328.

It is an arithmetic number, because the mean of its divisors is an integer number (77507422200).

Almost surely, 2^{1122023112021} is an apocalyptic number.

It is an amenable number.

1122023112021 is a deficient number, since it is larger than the sum of its proper divisors (738155020779).

1122023112021 is a wasteful number, since it uses less digits than its factorization.

1122023112021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76437545 (or 76437542 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1122023112021 its reverse (1202113202211), we get a palindrome (2324136314232).

It can be divided in two parts, 112202 and 3112021, that added together give a palindrome (3224223).

The spelling of 1122023112021 in words is "one trillion, one hundred twenty-two billion, twenty-three million, one hundred twelve thousand, twenty-one".