2005023240030 has 16 divisors (see below), whose sum is σ = 4812055776144. Its totient is φ = 534672864000.

The previous prime is 2005023239987. The next prime is 2005023240037. The reversal of 2005023240030 is 300423205002.

It is a junction number, because it is equal to n+sod(n) for n = 2005023239979 and 2005023240006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2005023240037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33417053971 + ... + 33417054030.

It is an arithmetic number, because the mean of its divisors is an integer number (300753486009).

Almost surely, 2^{2005023240030} is an apocalyptic number.

2005023240030 is an abundant number, since it is smaller than the sum of its proper divisors (2807032536114).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2005023240030 is a wasteful number, since it uses less digits than its factorization.

2005023240030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66834108011.

The product of its (nonzero) digits is 1440, while the sum is 21.

Adding to 2005023240030 its reverse (300423205002), we get a palindrome (2305446445032).

The spelling of 2005023240030 in words is "two trillion, five billion, twenty-three million, two hundred forty thousand, thirty".