1322023122 has 48 divisors (see below), whose sum is σ = 3466150272. Its totient is φ = 355501440.

The previous prime is 1322023121. The next prime is 1322023123. The reversal of 1322023122 is 2213202231.

It is an interprime number because it is at equal distance from previous prime (1322023121) and next prime (1322023123).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1322023095 and 1322023104.

It is not an unprimeable number, because it can be changed into a prime (1322023121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 306454 + ... + 310737.

It is an arithmetic number, because the mean of its divisors is an integer number (72211464).

Almost surely, 2^1322023122 is an apocalyptic number.

1322023122 is an abundant number, since it is smaller than the sum of its proper divisors (2144127150).

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

1322023122 is a wasteful number, since it uses less digits than its factorization.

1322023122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617223 (or 617220 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1322023122 is about 36359.6358892660. The cubic root of 1322023122 is about 1097.5214503135.

Adding to 1322023122 its reverse (2213202231), we get a palindrome (3535225353).

The spelling of 1322023122 in words is "one billion, three hundred twenty-two million, twenty-three thousand, one hundred twenty-two".