99278722003 has 4 divisors (see below), whose sum is σ = 102702126240. Its totient is φ = 95855317768.

The previous prime is 99278722001. The next prime is 99278722009. The reversal of 99278722003 is 30022787299.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30022787299 = 1433 ⋅20951003.

It is a cyclic number.

It is not a de Polignac number, because 99278722003 - 2¹ = 99278722001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99278722001) 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, 1711702075 + ... + 1711702132.

It is an arithmetic number, because the mean of its divisors is an integer number (25675531560).

Almost surely, 2^99278722003 is an apocalyptic number.

99278722003 is a deficient number, since it is larger than the sum of its proper divisors (3423404237).

99278722003 is a wasteful number, since it uses less digits than its factorization.

99278722003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3423404236.

The product of its (nonzero) digits is 762048, while the sum is 49.

The spelling of 99278722003 in words is "ninety-nine billion, two hundred seventy-eight million, seven hundred twenty-two thousand, three".