2001220002022 has 8 divisors (see below), whose sum is σ = 3001848009336. Its totient is φ = 1000603998912.

The previous prime is 2001220002017. The next prime is 2001220002029. The reversal of 2001220002022 is 2202000221002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2001220001993 and 2001220002011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001220002029) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2572008 + ... + 3258475.

It is an arithmetic number, because the mean of its divisors is an integer number (375231001167).

Almost surely, 2^{2001220002022} is an apocalyptic number.

2001220002022 is a deficient number, since it is larger than the sum of its proper divisors (1000628007314).

2001220002022 is a wasteful number, since it uses less digits than its factorization.

2001220002022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6002102.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 2001220002022 its reverse (2202000221002), we get a palindrome (4203220223024).

The spelling of 2001220002022 in words is "two trillion, one billion, two hundred twenty million, two thousand, twenty-two".