1421142300044 has 24 divisors (see below), whose sum is σ = 2507590821120. Its totient is φ = 704707166736.

The previous prime is 1421142300037. The next prime is 1421142300049. The reversal of 1421142300044 is 4400032411241.

It is a junction number, because it is equal to n+sod(n) for n = 1421142299986 and 1421142300022.

It is not an unprimeable number, because it can be changed into a prime (1421142300049) 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, 2129822 + ... + 2716325.

It is an arithmetic number, because the mean of its divisors is an integer number (104482950880).

Almost surely, 2^{1421142300044} is an apocalyptic number.

It is an amenable number.

1421142300044 is a deficient number, since it is larger than the sum of its proper divisors (1086448521076).

1421142300044 is a wasteful number, since it uses less digits than its factorization.

1421142300044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4846757 (or 4846755 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 1421142300044 its reverse (4400032411241), we get a palindrome (5821174711285).

The spelling of 1421142300044 in words is "one trillion, four hundred twenty-one billion, one hundred forty-two million, three hundred thousand, forty-four".