20010120123000 has 256 divisors, whose sum is σ = 75105655372800. Its totient is φ = 4333018406400.

The previous prime is 20010120122987. The next prime is 20010120123073. The reversal of 20010120123000 is 32102101002.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

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 63 ways as a sum of consecutive naturals, for example, 24676339 + ... + 25474338.

It is an arithmetic number, because the mean of its divisors is an integer number (293381466300).

Almost surely, 2^{20010120123000} is an apocalyptic number.

20010120123000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20010120123000 is an abundant number, since it is smaller than the sum of its proper divisors (55095535249800).

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

20010120123000 is a wasteful number, since it uses less digits than its factorization.

20010120123000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50150727 (or 50150713 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 20010120123000 its reverse (32102101002), we get a palindrome (20042222224002).

The spelling of 20010120123000 in words is "twenty trillion, ten billion, one hundred twenty million, one hundred twenty-three thousand".