722215003 has 2 divisors, whose sum is σ = 722215004. Its totient is φ = 722215002.

The previous prime is 722215001. The next prime is 722215007. The reversal of 722215003 is 300512227.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 722215003 - 2¹ = 722215001 is a prime.

Together with 722215001, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (722215001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361107501 + 361107502.

It is an arithmetic number, because the mean of its divisors is an integer number (361107502).

Almost surely, 2^722215003 is an apocalyptic number.

722215003 is a deficient number, since it is larger than the sum of its proper divisors (1).

722215003 is an equidigital number, since it uses as much as digits as its factorization.

722215003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 722215003 is about 26874.0581788460. The cubic root of 722215003 is about 897.1991125732.

The spelling of 722215003 in words is "seven hundred twenty-two million, two hundred fifteen thousand, three".