7221030225499 has 4 divisors (see below), whose sum is σ = 7221047499864. Its totient is φ = 7221012951136.

The previous prime is 7221030225439. The next prime is 7221030225587. The reversal of 7221030225499 is 9945220301227.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 7221030225499 - 2¹⁵ = 7221030192731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7221030225439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7994197 + ... + 8851510.

It is an arithmetic number, because the mean of its divisors is an integer number (1805261874966).

Almost surely, 2^{7221030225499} is an apocalyptic number.

7221030225499 is a deficient number, since it is larger than the sum of its proper divisors (17274365).

7221030225499 is a wasteful number, since it uses less digits than its factorization.

7221030225499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17274364.

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 7221030225499 in words is "seven trillion, two hundred twenty-one billion, thirty million, two hundred twenty-five thousand, four hundred ninety-nine".