1322115028 has 48 divisors (see below), whose sum is σ = 2565420480. Its totient is φ = 592300800.

The previous prime is 1322114977. The next prime is 1322115059. The reversal of 1322115028 is 8205112231.

It is a junction number, because it is equal to n+sod(n) for n = 1322114993 and 1322115011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 448383 + ... + 451321.

It is an arithmetic number, because the mean of its divisors is an integer number (53446260).

Almost surely, 2^1322115028 is an apocalyptic number.

It is an amenable number.

1322115028 is a deficient number, since it is larger than the sum of its proper divisors (1243305452).

1322115028 is a wasteful number, since it uses less digits than its factorization.

1322115028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3208 (or 3206 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 1322115028 is about 36360.8997138410. The cubic root of 1322115028 is about 1097.5468826647.

Adding to 1322115028 its reverse (8205112231), we get a palindrome (9527227259).

The spelling of 1322115028 in words is "one billion, three hundred twenty-two million, one hundred fifteen thousand, twenty-eight".