1322023116 has 96 divisors (see below), whose sum is σ = 3380832000. Its totient is φ = 400474368.

The previous prime is 1322023111. The next prime is 1322023121. The reversal of 1322023116 is 6113202231.

It is an interprime number because it is at equal distance from previous prime (1322023111) and next prime (1322023121).

It is a junction number, because it is equal to n+sod(n) for n = 1322023092 and 1322023101.

It is not an unprimeable number, because it can be changed into a prime (1322023111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1182990 + ... + 1184106.

It is an arithmetic number, because the mean of its divisors is an integer number (35217000).

Almost surely, 2^1322023116 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1322023116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1690416000).

1322023116 is an abundant number, since it is smaller than the sum of its proper divisors (2058808884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1322023116 is a wasteful number, since it uses less digits than its factorization.

1322023116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1351 (or 1349 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 1322023116 is about 36359.6358067569. The cubic root of 1322023116 is about 1097.5214486531.

Adding to 1322023116 its reverse (6113202231), we get a palindrome (7435225347).

The spelling of 1322023116 in words is "one billion, three hundred twenty-two million, twenty-three thousand, one hundred sixteen".