20003111230230 has 64 divisors (see below), whose sum is σ = 53364955438080. Its totient is φ = 5331830445792.

The previous prime is 20003111230229. The next prime is 20003111230247. The reversal of 20003111230230 is 3203211130002.

20003111230230 is a `hidden beast` number, since 2 + 0 + 0 + 0 + 311 + 123 + 0 + 230 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15579624 + ... + 16814603.

It is an arithmetic number, because the mean of its divisors is an integer number (833827428720).

Almost surely, 2^{20003111230230} is an apocalyptic number.

20003111230230 is an abundant number, since it is smaller than the sum of its proper divisors (33361844207850).

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

20003111230230 is a wasteful number, since it uses less digits than its factorization.

20003111230230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32396530 (or 32396524 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 20003111230230 its reverse (3203211130002), we get a palindrome (23206322360232).

The spelling of 20003111230230 in words is "twenty trillion, three billion, one hundred eleven million, two hundred thirty thousand, two hundred thirty".