20120102002103 has 8 divisors (see below), whose sum is σ = 20152978125696. Its totient is φ = 20087237772000.

The previous prime is 20120102002067. The next prime is 20120102002129. The reversal of 20120102002103 is 30120020102102.

It is a happy number.

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 20120102002103 - 2¹⁰ = 20120102001079 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 (20120102002193) 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, 415925 + ... + 6357137.

It is an arithmetic number, because the mean of its divisors is an integer number (2519122265712).

Almost surely, 2^{20120102002103} is an apocalyptic number.

20120102002103 is a deficient number, since it is larger than the sum of its proper divisors (32876123593).

20120102002103 is an equidigital number, since it uses as much as digits as its factorization.

20120102002103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5946745.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 20120102002103 its reverse (30120020102102), we get a palindrome (50240122104205).

The spelling of 20120102002103 in words is "twenty trillion, one hundred twenty billion, one hundred two million, two thousand, one hundred three".