1322001022 has 12 divisors (see below), whose sum is σ = 2106511200. Its totient is φ = 622117856.

The previous prime is 1322001017. The next prime is 1322001029. The reversal of 1322001022 is 2201002231.

It is a junction number, because it is equal to n+sod(n) for n = 1322000993 and 1322001011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322001029) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1143022 + ... + 1144177.

It is an arithmetic number, because the mean of its divisors is an integer number (175542600).

Almost surely, 2^1322001022 is an apocalyptic number.

1322001022 is a deficient number, since it is larger than the sum of its proper divisors (784510178).

1322001022 is a wasteful number, since it uses less digits than its factorization.

1322001022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2287235 (or 2287218 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1322001022 is about 36359.3319795620. The cubic root of 1322001022 is about 1097.5153345962.

Adding to 1322001022 its reverse (2201002231), we get a palindrome (3523003253).

The spelling of 1322001022 in words is "one billion, three hundred twenty-two million, one thousand, twenty-two".