1322402022 has 12 divisors (see below), whose sum is σ = 2865204420. Its totient is φ = 440800668.

The previous prime is 1322401991. The next prime is 1322402041. The reversal of 1322402022 is 2202042231.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 73466779 = 1322402022 / (1 + 3 + 2 + 2 + 4 + 0 + 2 + 0 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 1322401986 and 1322402004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36733372 + ... + 36733407.

It is an arithmetic number, because the mean of its divisors is an integer number (238767035).

Almost surely, 2^1322402022 is an apocalyptic number.

1322402022 is an abundant number, since it is smaller than the sum of its proper divisors (1542802398).

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

1322402022 is a wasteful number, since it uses less digits than its factorization.

1322402022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73466787 (or 73466784 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 1322402022 is about 36364.8459642001. The cubic root of 1322402022 is about 1097.6262924423.

Adding to 1322402022 its reverse (2202042231), we get a palindrome (3524444253).

The spelling of 1322402022 in words is "one billion, three hundred twenty-two million, four hundred two thousand, twenty-two".