2000123420412 has 48 divisors (see below), whose sum is σ = 5244470784000. Its totient is φ = 588665085888.

The previous prime is 2000123420387. The next prime is 2000123420413. The reversal of 2000123420412 is 2140243210002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000123420413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 278720412 + ... + 278727587.

It is an arithmetic number, because the mean of its divisors is an integer number (109259808000).

Almost surely, 2^{2000123420412} is an apocalyptic number.

It is an amenable number.

2000123420412 is an abundant number, since it is smaller than the sum of its proper divisors (3244347363588).

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

2000123420412 is a wasteful number, since it uses less digits than its factorization.

2000123420412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557448042 (or 557448040 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 2000123420412 its reverse (2140243210002), we get a palindrome (4140366630414).

The spelling of 2000123420412 in words is "two trillion, one hundred twenty-three million, four hundred twenty thousand, four hundred twelve".