1421120112103 has 8 divisors (see below), whose sum is σ = 1482946334208. Its totient is φ = 1359297089304.

The previous prime is 1421120112073. The next prime is 1421120112133. The reversal of 1421120112103 is 3012110211241.

It is an interprime number because it is at equal distance from previous prime (1421120112073) and next prime (1421120112133).

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

It is not a de Polignac number, because 1421120112103 - 2²⁹ = 1420583241191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421120112133) 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, 130950 + ... + 1690972.

It is an arithmetic number, because the mean of its divisors is an integer number (185368291776).

Almost surely, 2^{1421120112103} is an apocalyptic number.

1421120112103 is a deficient number, since it is larger than the sum of its proper divisors (61826222105).

1421120112103 is a wasteful number, since it uses less digits than its factorization.

1421120112103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1599653.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 1421120112103 its reverse (3012110211241), we get a palindrome (4433230323344).

The spelling of 1421120112103 in words is "one trillion, four hundred twenty-one billion, one hundred twenty million, one hundred twelve thousand, one hundred three".