1322101243 has 8 divisors (see below), whose sum is σ = 1337017536. Its totient is φ = 1307241600.

The previous prime is 1322101241. The next prime is 1322101247. The reversal of 1322101243 is 3421012231.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1322101243 - 2¹ = 1322101241 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1322101243.

It is not an unprimeable number, because it can be changed into a prime (1322101241) 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, 33678 + ... + 61468.

It is an arithmetic number, because the mean of its divisors is an integer number (167127192).

Almost surely, 2^1322101243 is an apocalyptic number.

1322101243 is a deficient number, since it is larger than the sum of its proper divisors (14916293).

1322101243 is a wasteful number, since it uses less digits than its factorization.

1322101243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28325.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1322101243 is about 36360.7101553311. The cubic root of 1322101243 is about 1097.5430681362.

Adding to 1322101243 its reverse (3421012231), we get a palindrome (4743113474).

The spelling of 1322101243 in words is "one billion, three hundred twenty-two million, one hundred one thousand, two hundred forty-three".