1322001103 has 4 divisors (see below), whose sum is σ = 1322508880. Its totient is φ = 1321493328.

The previous prime is 1322001097. The next prime is 1322001127. The reversal of 1322001103 is 3011002231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3011002231 = 7043 ⋅427517.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1322001103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322001173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249963 + ... + 255196.

It is an arithmetic number, because the mean of its divisors is an integer number (330627220).

Almost surely, 2^1322001103 is an apocalyptic number.

1322001103 is a deficient number, since it is larger than the sum of its proper divisors (507777).

1322001103 is an equidigital number, since it uses as much as digits as its factorization.

1322001103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507776.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1322001103 is about 36359.3330934438. Note that the first 3 decimals coincide. The cubic root of 1322001103 is about 1097.5153570114.

Adding to 1322001103 its reverse (3011002231), we get a palindrome (4333003334).

The spelling of 1322001103 in words is "one billion, three hundred twenty-two million, one thousand, one hundred three".