720001012103 has 16 divisors (see below), whose sum is σ = 745677139200. Its totient is φ = 694382008320.

The previous prime is 720001012097. The next prime is 720001012111. The reversal of 720001012103 is 301210100027.

It is a cyclic number.

It is not a de Polignac number, because 720001012103 - 2⁶ = 720001012039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (720001018103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124328138 + ... + 124333928.

It is an arithmetic number, because the mean of its divisors is an integer number (46604821200).

Almost surely, 2^720001012103 is an apocalyptic number.

720001012103 is a deficient number, since it is larger than the sum of its proper divisors (25676127097).

720001012103 is a wasteful number, since it uses less digits than its factorization.

720001012103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9962.

The product of its (nonzero) digits is 84, while the sum is 17.

The spelling of 720001012103 in words is "seven hundred twenty billion, one million, twelve thousand, one hundred three".