1421313202 has 16 divisors (see below), whose sum is σ = 2245487040. Its totient is φ = 672861168.

The previous prime is 1421313197. The next prime is 1421313217. The reversal of 1421313202 is 2023131241.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 1421313202.

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, 61363 + ... + 81289.

It is an arithmetic number, because the mean of its divisors is an integer number (140342940).

Almost surely, 2^1421313202 is an apocalyptic number.

1421313202 is a deficient number, since it is larger than the sum of its proper divisors (824173838).

1421313202 is a wasteful number, since it uses less digits than its factorization.

1421313202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21825.

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

The square root of 1421313202 is about 37700.3077175771. The cubic root of 1421313202 is about 1124.3372430837.

Adding to 1421313202 its reverse (2023131241), we get a palindrome (3444444443).

The spelling of 1421313202 in words is "one billion, four hundred twenty-one million, three hundred thirteen thousand, two hundred two".