1310421322 has 16 divisors (see below), whose sum is σ = 2246980032. Its totient is φ = 561473280.

The previous prime is 1310421253. The next prime is 1310421331. The reversal of 1310421322 is 2231240131.

It is a happy number.

It is a super-3 number, since 3×1310421322³ (a number of 28 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1310421322.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67573 + ... + 84775.

It is an arithmetic number, because the mean of its divisors is an integer number (140436252).

Almost surely, 2^1310421322 is an apocalyptic number.

1310421322 is a deficient number, since it is larger than the sum of its proper divisors (936558710).

1310421322 is a wasteful number, since it uses less digits than its factorization.

1310421322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22653.

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

The square root of 1310421322 is about 36199.7420156553. The cubic root of 1310421322 is about 1094.3014725732.

Adding to 1310421322 its reverse (2231240131), we get a palindrome (3541661453).

The spelling of 1310421322 in words is "one billion, three hundred ten million, four hundred twenty-one thousand, three hundred twenty-two".