1421101202 has 4 divisors (see below), whose sum is σ = 2131651806. Its totient is φ = 710550600.

The previous prime is 1421101193. The next prime is 1421101261. The reversal of 1421101202 is 2021011241.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1124193841 + 296907361 = 33529^2 + 17231^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355275299 + ... + 355275302.

Almost surely, 2^1421101202 is an apocalyptic number.

1421101202 is a deficient number, since it is larger than the sum of its proper divisors (710550604).

1421101202 is an equidigital number, since it uses as much as digits as its factorization.

1421101202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710550603.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1421101202 is about 37697.4959645863. The cubic root of 1421101202 is about 1124.2813390678.

Adding to 1421101202 its reverse (2021011241), we get a palindrome (3442112443).

The spelling of 1421101202 in words is "one billion, four hundred twenty-one million, one hundred one thousand, two hundred two".