20120440003000 has 64 divisors (see below), whose sum is σ = 47128309600320. Its totient is φ = 8040230704000.

The previous prime is 20120440002959. The next prime is 20120440003021. The reversal of 20120440003000 is 30004402102.

It is a congruent 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, 8918116 + ... + 10944115.

It is an arithmetic number, because the mean of its divisors is an integer number (736379837505).

Almost surely, 2^{20120440003000} is an apocalyptic number.

20120440003000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20120440003000 is an abundant number, since it is smaller than the sum of its proper divisors (27007869597320).

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

20120440003000 is a wasteful number, since it uses less digits than its factorization.

20120440003000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19863265 (or 19863251 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 20120440003000 its reverse (30004402102), we get a palindrome (20150444405102).

The spelling of 20120440003000 in words is "twenty trillion, one hundred twenty billion, four hundred forty million, three thousand".