102823119 has 18 divisors (see below), whose sum is σ = 172771560. Its totient is φ = 58755816.

The previous prime is 102823109. The next prime is 102823141. The reversal of 102823119 is 911328201.

It is not a de Polignac number, because 102823119 - 2⁴ = 102823103 is a prime.

It is a super-2 number, since 2×102823119² = 21145187601776322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102823092 and 102823101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102823109) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 116139 + ... + 117020.

It is an arithmetic number, because the mean of its divisors is an integer number (9598420).

Almost surely, 2^102823119 is an apocalyptic number.

102823119 is a deficient number, since it is larger than the sum of its proper divisors (69948441).

102823119 is a wasteful number, since it uses less digits than its factorization.

102823119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233179 (or 233169 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 102823119 is about 10140.1735192254. The cubic root of 102823119 is about 468.4863315028.

The spelling of 102823119 in words is "one hundred two million, eight hundred twenty-three thousand, one hundred nineteen".