99020119 has 4 divisors (see below), whose sum is σ = 108021960. Its totient is φ = 90018280.

The previous prime is 99020111. The next prime is 99020147. The reversal of 99020119 is 91102099.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 99020119 - 2³ = 99020111 is a prime.

It is a super-2 number, since 2×99020119² = 19609967933548322, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99020111) 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, 4500904 + ... + 4500925.

It is an arithmetic number, because the mean of its divisors is an integer number (27005490).

Almost surely, 2^99020119 is an apocalyptic number.

99020119 is a deficient number, since it is larger than the sum of its proper divisors (9001841).

99020119 is a wasteful number, since it uses less digits than its factorization.

99020119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9001840.

The product of its (nonzero) digits is 1458, while the sum is 31.

The square root of 99020119 is about 9950.8853374964. The cubic root of 99020119 is about 462.6378361027.

The spelling of 99020119 in words is "ninety-nine million, twenty thousand, one hundred nineteen".