9890022111 has 16 divisors (see below), whose sum is σ = 13322179200. Its totient is φ = 6525655200.

The previous prime is 9890022089. The next prime is 9890022113. The reversal of 9890022111 is 1112200989.

It is not a de Polignac number, because 9890022111 - 2²² = 9885827807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9890022113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1238016 + ... + 1245978.

It is an arithmetic number, because the mean of its divisors is an integer number (832636200).

Almost surely, 2^9890022111 is an apocalyptic number.

9890022111 is a deficient number, since it is larger than the sum of its proper divisors (3432157089).

9890022111 is a wasteful number, since it uses less digits than its factorization.

9890022111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12166.

The product of its (nonzero) digits is 2592, while the sum is 33.

The square root of 9890022111 is about 99448.5902916678. The cubic root of 9890022111 is about 2146.5075523142.

The spelling of 9890022111 in words is "nine billion, eight hundred ninety million, twenty-two thousand, one hundred eleven".