9992123102 has 16 divisors (see below), whose sum is σ = 16143337392. Its totient is φ = 4611116160.

The previous prime is 9992123087. The next prime is 9992123107. The reversal of 9992123102 is 2013212999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9992123107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204998 + ... + 249014.

It is an arithmetic number, because the mean of its divisors is an integer number (1008958587).

Almost surely, 2^9992123102 is an apocalyptic number.

9992123102 is a deficient number, since it is larger than the sum of its proper divisors (6151214290).

9992123102 is a wasteful number, since it uses less digits than its factorization.

9992123102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52763.

The product of its (nonzero) digits is 17496, while the sum is 38.

The square root of 9992123102 is about 99960.6077512537. The cubic root of 9992123102 is about 2153.8688660312.

The spelling of 9992123102 in words is "nine billion, nine hundred ninety-two million, one hundred twenty-three thousand, one hundred two".