9890722203 has 4 divisors (see below), whose sum is σ = 13187629608. Its totient is φ = 6593814800.

The previous prime is 9890722201. The next prime is 9890722211. The reversal of 9890722203 is 3022270989.

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 9890722203 - 2¹ = 9890722201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9890722201) 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, 1648453698 + ... + 1648453703.

It is an arithmetic number, because the mean of its divisors is an integer number (3296907402).

Almost surely, 2^9890722203 is an apocalyptic number.

9890722203 is a deficient number, since it is larger than the sum of its proper divisors (3296907405).

9890722203 is a wasteful number, since it uses less digits than its factorization.

9890722203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3296907404.

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 9890722203 is about 99452.1100982780. The cubic root of 9890722203 is about 2146.5581999026.

The spelling of 9890722203 in words is "nine billion, eight hundred ninety million, seven hundred twenty-two thousand, two hundred three".