2001202210022 has 16 divisors (see below), whose sum is σ = 3066197345280. Its totient is φ = 979143732168.

The previous prime is 2001202210013. The next prime is 2001202210039. The reversal of 2001202210022 is 2200122021002.

It is a junction number, because it is equal to n+sod(n) for n = 2001202209979 and 2001202210006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1274168 + ... + 2371899.

It is an arithmetic number, because the mean of its divisors is an integer number (191637334080).

Almost surely, 2^{2001202210022} is an apocalyptic number.

2001202210022 is a deficient number, since it is larger than the sum of its proper divisors (1064995135258).

2001202210022 is a wasteful number, since it uses less digits than its factorization.

2001202210022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3651955.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2001202210022 its reverse (2200122021002), we get a palindrome (4201324231024).

It can be divided in two parts, 200120 and 2210022, that added together give a palindrome (2410142).

The spelling of 2001202210022 in words is "two trillion, one billion, two hundred two million, two hundred ten thousand, twenty-two".