9890927235123 has 16 divisors (see below), whose sum is σ = 14419575033600. Its totient is φ = 5980846445280.

The previous prime is 9890927235097. The next prime is 9890927235131. The reversal of 9890927235123 is 3215327290989.

9890927235123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9890927235123 - 2¹² = 9890927231027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9890927235173) 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, 341358028 + ... + 341387001.

It is an arithmetic number, because the mean of its divisors is an integer number (901223439600).

Almost surely, 2^{9890927235123} is an apocalyptic number.

9890927235123 is a deficient number, since it is larger than the sum of its proper divisors (4528647798477).

9890927235123 is a wasteful number, since it uses less digits than its factorization.

9890927235123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682745482.

The product of its (nonzero) digits is 14696640, while the sum is 60.

The spelling of 9890927235123 in words is "nine trillion, eight hundred ninety billion, nine hundred twenty-seven million, two hundred thirty-five thousand, one hundred twenty-three".