1322003112 has 32 divisors (see below), whose sum is σ = 3309396480. Its totient is φ = 440082560.

The previous prime is 1322003107. The next prime is 1322003119. The reversal of 1322003112 is 2113002231.

It is a junction number, because it is equal to n+sod(n) for n = 1322003091 and 1322003100.

It is not an unprimeable number, because it can be changed into a prime (1322003119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17928 + ... + 54455.

It is an arithmetic number, because the mean of its divisors is an integer number (103418640).

Almost surely, 2^1322003112 is an apocalyptic number.

1322003112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1322003112 is an abundant number, since it is smaller than the sum of its proper divisors (1987393368).

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

1322003112 is a wasteful number, since it uses less digits than its factorization.

1322003112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73153 (or 73149 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1322003112 is about 36359.3607204527. The cubic root of 1322003112 is about 1097.5159129633.

Adding to 1322003112 its reverse (2113002231), we get a palindrome (3435005343).

The spelling of 1322003112 in words is "one billion, three hundred twenty-two million, three thousand, one hundred twelve".