2001333022120 has 64 divisors (see below), whose sum is σ = 4604622422400. Its totient is φ = 782616810240.

The previous prime is 2001333022093. The next prime is 2001333022133. The reversal of 2001333022120 is 212203331002.

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, 1915444 + ... + 2769763.

It is an arithmetic number, because the mean of its divisors is an integer number (71947225350).

Almost surely, 2^{2001333022120} is an apocalyptic number.

2001333022120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2001333022120 is an abundant number, since it is smaller than the sum of its proper divisors (2603289400280).

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

2001333022120 is a wasteful number, since it uses less digits than its factorization.

2001333022120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4685458 (or 4685454 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 2001333022120 its reverse (212203331002), we get a palindrome (2213536353122).

The spelling of 2001333022120 in words is "two trillion, one billion, three hundred thirty-three million, twenty-two thousand, one hundred twenty".