2001302032220 has 12 divisors (see below), whose sum is σ = 4202734267704. Its totient is φ = 800520812880.

The previous prime is 2001302032217. The next prime is 2001302032339. The reversal of 2001302032220 is 222302031002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50032550786 + ... + 50032550825.

It is an arithmetic number, because the mean of its divisors is an integer number (350227855642).

Almost surely, 2^{2001302032220} is an apocalyptic number.

2001302032220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2001302032220 is an abundant number, since it is smaller than the sum of its proper divisors (2201432235484).

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

2001302032220 is a wasteful number, since it uses less digits than its factorization.

2001302032220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100065101620 (or 100065101618 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 2001302032220 its reverse (222302031002), we get a palindrome (2223604063222).

The spelling of 2001302032220 in words is "two trillion, one billion, three hundred two million, thirty-two thousand, two hundred twenty".