2402430520123 has 4 divisors (see below), whose sum is σ = 2421347296000. Its totient is φ = 2383513744248.

The previous prime is 2402430520121. The next prime is 2402430520129. The reversal of 2402430520123 is 3210250342042.

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 2402430520123 - 2¹ = 2402430520121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2402430520091 and 2402430520100.

It is not an unprimeable number, because it can be changed into a prime (2402430520121) 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, 9458387748 + ... + 9458388001.

It is an arithmetic number, because the mean of its divisors is an integer number (605336824000).

Almost surely, 2^{2402430520123} is an apocalyptic number.

2402430520123 is a deficient number, since it is larger than the sum of its proper divisors (18916775877).

2402430520123 is a wasteful number, since it uses less digits than its factorization.

2402430520123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18916775876.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 2402430520123 its reverse (3210250342042), we get a palindrome (5612680862165).

The spelling of 2402430520123 in words is "two trillion, four hundred two billion, four hundred thirty million, five hundred twenty thousand, one hundred twenty-three".