102124042403 has 4 divisors (see below), whose sum is σ = 102125554608. Its totient is φ = 102122530200.

The previous prime is 102124042379. The next prime is 102124042409. The reversal of 102124042403 is 304240421201.

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

It is a cyclic number.

It is not a de Polignac number, because 102124042403 - 2⁸ = 102124042147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102124042409) 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, 649823 + ... + 791528.

It is an arithmetic number, because the mean of its divisors is an integer number (25531388652).

Almost surely, 2^102124042403 is an apocalyptic number.

102124042403 is a deficient number, since it is larger than the sum of its proper divisors (1512205).

102124042403 is an equidigital number, since it uses as much as digits as its factorization.

102124042403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1512204.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 102124042403 its reverse (304240421201), we get a palindrome (406364463604).

The spelling of 102124042403 in words is "one hundred two billion, one hundred twenty-four million, forty-two thousand, four hundred three".