1421145202 has 8 divisors (see below), whose sum is σ = 2134684800. Its totient is φ = 709583604.

The previous prime is 1421145179. The next prime is 1421145269. The reversal of 1421145202 is 2025411241.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 492702 + ... + 495577.

It is an arithmetic number, because the mean of its divisors is an integer number (266835600).

Almost surely, 2^1421145202 is an apocalyptic number.

1421145202 is a deficient number, since it is larger than the sum of its proper divisors (713539598).

1421145202 is an equidigital number, since it uses as much as digits as its factorization.

1421145202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989000.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 1421145202 is about 37698.0795532080. The cubic root of 1421145202 is about 1124.2929422453.

Adding to 1421145202 its reverse (2025411241), we get a palindrome (3446556443).

The spelling of 1421145202 in words is "one billion, four hundred twenty-one million, one hundred forty-five thousand, two hundred two".