1322011023 has 16 divisors (see below), whose sum is σ = 1824530400. Its totient is φ = 850451840.

The previous prime is 1322011007. The next prime is 1322011057. The reversal of 1322011023 is 3201102231.

It is a cyclic number.

It is not a de Polignac number, because 1322011023 - 2⁴ = 1322011007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1322010993 and 1322011011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322011063) 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, 197593 + ... + 204173.

It is an arithmetic number, because the mean of its divisors is an integer number (114033150).

Almost surely, 2^1322011023 is an apocalyptic number.

1322011023 is a deficient number, since it is larger than the sum of its proper divisors (502519377).

1322011023 is a wasteful number, since it uses less digits than its factorization.

1322011023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8922.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1322011023 is about 36359.4695093314. The cubic root of 1322011023 is about 1097.5181021743.

Adding to 1322011023 its reverse (3201102231), we get a palindrome (4523113254).

The spelling of 1322011023 in words is "one billion, three hundred twenty-two million, eleven thousand, twenty-three".