1421103212103 has 8 divisors (see below), whose sum is σ = 1895187633408. Its totient is φ = 947210466104.

The previous prime is 1421103212099. The next prime is 1421103212107. The reversal of 1421103212103 is 3012123011241.

It is an interprime number because it is at equal distance from previous prime (1421103212099) and next prime (1421103212107).

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

It is a cyclic number.

It is not a de Polignac number, because 1421103212103 - 2² = 1421103212099 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1421103212103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421103212107) 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, 47901525 + ... + 47931182.

It is an arithmetic number, because the mean of its divisors is an integer number (236898454176).

Almost surely, 2^{1421103212103} is an apocalyptic number.

1421103212103 is a deficient number, since it is larger than the sum of its proper divisors (474084421305).

1421103212103 is an equidigital number, since it uses as much as digits as its factorization.

1421103212103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95837653.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 1421103212103 its reverse (3012123011241), we get a palindrome (4433226223344).

The spelling of 1421103212103 in words is "one trillion, four hundred twenty-one billion, one hundred three million, two hundred twelve thousand, one hundred three".