102013020323 has 4 divisors (see below), whose sum is σ = 102181081920. Its totient is φ = 101844958728.

The previous prime is 102013020293. The next prime is 102013020341. The reversal of 102013020323 is 323020310201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323020310201 = 73189 ⋅4413509.

It is a cyclic number.

It is not a de Polignac number, because 102013020323 - 2¹⁰ = 102013019299 is a prime.

It is a super-2 number, since 2×102013020323² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102013040323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84029888 + ... + 84031101.

It is an arithmetic number, because the mean of its divisors is an integer number (25545270480).

Almost surely, 2^102013020323 is an apocalyptic number.

102013020323 is a deficient number, since it is larger than the sum of its proper divisors (168061597).

102013020323 is an equidigital number, since it uses as much as digits as its factorization.

102013020323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168061596.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 102013020323 its reverse (323020310201), we get a palindrome (425033330524).

The spelling of 102013020323 in words is "one hundred two billion, thirteen million, twenty thousand, three hundred twenty-three".