2002021101222 has 16 divisors (see below), whose sum is σ = 4026163984752. Its totient is φ = 663653403360.

The previous prime is 2002021101139. The next prime is 2002021101263. The reversal of 2002021101222 is 2221011202002.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 921739753 + ... + 921741924.

It is an arithmetic number, because the mean of its divisors is an integer number (251635249047).

Almost surely, 2^{2002021101222} is an apocalyptic number.

2002021101222 is an abundant number, since it is smaller than the sum of its proper divisors (2024142883530).

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

2002021101222 is a wasteful number, since it uses less digits than its factorization.

2002021101222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1843481863.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2002021101222 its reverse (2221011202002), we get a palindrome (4223032303224).

The spelling of 2002021101222 in words is "two trillion, two billion, twenty-one million, one hundred one thousand, two hundred twenty-two".