20020123024012 has 12 divisors (see below), whose sum is σ = 35047960024000. Its totient is φ = 10006420160016.

The previous prime is 20020123024003. The next prime is 20020123024067. The reversal of 20020123024012 is 21042032102002.

It is a super-2 number, since 2×20020123024012² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 910325628 + ... + 910347619.

Almost surely, 2^{20020123024012} is an apocalyptic number.

It is an amenable number.

20020123024012 is a deficient number, since it is larger than the sum of its proper divisors (15027836999988).

20020123024012 is a wasteful number, since it uses less digits than its factorization.

20020123024012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1820676000 (or 1820675998 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 20020123024012 its reverse (21042032102002), we get a palindrome (41062155126014).

The spelling of 20020123024012 in words is "twenty trillion, twenty billion, one hundred twenty-three million, twenty-four thousand, twelve".