120021203000 has 64 divisors (see below), whose sum is σ = 286148790720. Its totient is φ = 47102640000.

The previous prime is 120021202997. The next prime is 120021203051. The reversal of 120021203000 is 302120021.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 1079276 + ... + 1185275.

It is an arithmetic number, because the mean of its divisors is an integer number (4471074855).

Almost surely, 2^120021203000 is an apocalyptic number.

120021203000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120021203000 is an abundant number, since it is smaller than the sum of its proper divisors (166127587720).

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

120021203000 is a wasteful number, since it uses less digits than its factorization.

120021203000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2264625 (or 2264611 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 120021203000 its reverse (302120021), we get a palindrome (120323323021).

The spelling of 120021203000 in words is "one hundred twenty billion, twenty-one million, two hundred three thousand".