2002111221022 has 32 divisors (see below), whose sum is σ = 3290408884224. Its totient is φ = 906102372000.

The previous prime is 2002111221013. The next prime is 2002111221023. The reversal of 2002111221022 is 2201221112002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2002111220987 and 2002111221005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002111221023) 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 15 ways as a sum of consecutive naturals, for example, 10768147 + ... + 10952497.

It is an arithmetic number, because the mean of its divisors is an integer number (102825277632).

Almost surely, 2^{2002111221022} is an apocalyptic number.

2002111221022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2002111221022 is a deficient number, since it is larger than the sum of its proper divisors (1288297663202).

2002111221022 is a wasteful number, since it uses less digits than its factorization.

2002111221022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186504.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2002111221022 its reverse (2201221112002), we get a palindrome (4203332333024).

The spelling of 2002111221022 in words is "two trillion, two billion, one hundred eleven million, two hundred twenty-one thousand, twenty-two".