726021120203 has 8 divisors (see below), whose sum is σ = 757607149728. Its totient is φ = 694436748544.

The previous prime is 726021120199. The next prime is 726021120211. The reversal of 726021120203 is 302021120627.

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 726021120203 - 2² = 726021120199 is a prime.

It is a super-2 number, since 2×726021120203² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (726021120263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 525851 + ... + 1314747.

It is an arithmetic number, because the mean of its divisors is an integer number (94700893716).

Almost surely, 2^726021120203 is an apocalyptic number.

726021120203 is a deficient number, since it is larger than the sum of its proper divisors (31586029525).

726021120203 is a wasteful number, since it uses less digits than its factorization.

726021120203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 828933.

The product of its (nonzero) digits is 2016, while the sum is 26.

The spelling of 726021120203 in words is "seven hundred twenty-six billion, twenty-one million, one hundred twenty thousand, two hundred three".