20030045131012 has 48 divisors (see below), whose sum is σ = 40349569792000. Its totient is φ = 8522277642144.

The previous prime is 20030045131003. The next prime is 20030045131081. The reversal of 20030045131012 is 21013154003002.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166747189 + ... + 166867267.

Almost surely, 2^{20030045131012} is an apocalyptic number.

It is an amenable number.

20030045131012 is an abundant number, since it is smaller than the sum of its proper divisors (20319524660988).

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

20030045131012 is a wasteful number, since it uses less digits than its factorization.

20030045131012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163088 (or 163086 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 20030045131012 its reverse (21013154003002), we get a palindrome (41043199134014).

The spelling of 20030045131012 in words is "twenty trillion, thirty billion, forty-five million, one hundred thirty-one thousand, twelve".