2002303020123 has 24 divisors (see below), whose sum is σ = 3307965543168. Its totient is φ = 1143281313072.

The previous prime is 2002303020121. The next prime is 2002303020187. The reversal of 2002303020123 is 3210203032002.

It is a happy number.

2002303020123 is a `hidden beast` number, since 200 + 230 + 30 + 201 + 2 + 3 = 666.

It is not a de Polignac number, because 2002303020123 - 2¹ = 2002303020121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2002303020096 and 2002303020105.

It is not an unprimeable number, because it can be changed into a prime (2002303020121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12305215 + ... + 12466872.

It is an arithmetic number, because the mean of its divisors is an integer number (137831897632).

Almost surely, 2^{2002303020123} is an apocalyptic number.

2002303020123 is a deficient number, since it is larger than the sum of its proper divisors (1305662523045).

2002303020123 is a wasteful number, since it uses less digits than its factorization.

2002303020123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24773383 (or 24773380 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 2002303020123 its reverse (3210203032002), we get a palindrome (5212506052125).

The spelling of 2002303020123 in words is "two trillion, two billion, three hundred three million, twenty thousand, one hundred twenty-three".