1421112132203 has 4 divisors (see below), whose sum is σ = 1424822608128. Its totient is φ = 1417401656280.

The previous prime is 1421112132173. The next prime is 1421112132281. The reversal of 1421112132203 is 3022312111241.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1421112132203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1421112332203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1855237388 + ... + 1855238153.

It is an arithmetic number, because the mean of its divisors is an integer number (356205652032).

Almost surely, 2^{1421112132203} is an apocalyptic number.

1421112132203 is a deficient number, since it is larger than the sum of its proper divisors (3710475925).

1421112132203 is an equidigital number, since it uses as much as digits as its factorization.

1421112132203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3710475924.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 1421112132203 its reverse (3022312111241), we get a palindrome (4443424243444).

The spelling of 1421112132203 in words is "one trillion, four hundred twenty-one billion, one hundred twelve million, one hundred thirty-two thousand, two hundred three".