99973101 has 4 divisors (see below), whose sum is σ = 133297472. Its totient is φ = 66648732.

The previous prime is 99973099. The next prime is 99973123. The reversal of 99973101 is 10137999.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 99973101 - 2¹ = 99973099 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 99973101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99973201) 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, 16662181 + ... + 16662186.

It is an arithmetic number, because the mean of its divisors is an integer number (33324368).

Almost surely, 2^99973101 is an apocalyptic number.

It is an amenable number.

99973101 is a deficient number, since it is larger than the sum of its proper divisors (33324371).

99973101 is a wasteful number, since it uses less digits than its factorization.

99973101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33324370.

The product of its (nonzero) digits is 15309, while the sum is 39.

The square root of 99973101 is about 9998.6549595433. The cubic root of 99973101 is about 464.1172615964.

The spelling of 99973101 in words is "ninety-nine million, nine hundred seventy-three thousand, one hundred one".