720001122103 has 2 divisors, whose sum is σ = 720001122104. Its totient is φ = 720001122102.

The previous prime is 720001122101. The next prime is 720001122121. The reversal of 720001122103 is 301221100027.

It is a weak prime.

It is an emirp because it is prime and its reverse (301221100027) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 720001122103 - 2¹ = 720001122101 is a prime.

Together with 720001122101, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (720001122101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 360000561051 + 360000561052.

It is an arithmetic number, because the mean of its divisors is an integer number (360000561052).

Almost surely, 2^720001122103 is an apocalyptic number.

720001122103 is a deficient number, since it is larger than the sum of its proper divisors (1).

720001122103 is an equidigital number, since it uses as much as digits as its factorization.

720001122103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 19.

The spelling of 720001122103 in words is "seven hundred twenty billion, one million, one hundred twenty-two thousand, one hundred three".