1083122321021 has 16 divisors (see below), whose sum is σ = 1220544702720. Its totient is φ = 953671445760.

The previous prime is 1083122320957. The next prime is 1083122321027. The reversal of 1083122321021 is 1201232213801.

It is a cyclic number.

It is not a de Polignac number, because 1083122321021 - 2⁶ = 1083122320957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1083122321027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4937900 + ... + 5152581.

It is an arithmetic number, because the mean of its divisors is an integer number (76284043920).

Almost surely, 2^{1083122321021} is an apocalyptic number.

It is an amenable number.

1083122321021 is a deficient number, since it is larger than the sum of its proper divisors (137422381699).

1083122321021 is a wasteful number, since it uses less digits than its factorization.

1083122321021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10090876.

The product of its (nonzero) digits is 1152, while the sum is 26.

Adding to 1083122321021 its reverse (1201232213801), we get a palindrome (2284354534822).

The spelling of 1083122321021 in words is "one trillion, eighty-three billion, one hundred twenty-two million, three hundred twenty-one thousand, twenty-one".