20002102120222 has 16 divisors (see below), whose sum is σ = 32863494357360. Its totient is φ = 9088176216448.

The previous prime is 20002102120159. The next prime is 20002102120271. The reversal of 20002102120222 is 22202120120002.

It is a junction number, because it is equal to n+sod(n) for n = 20002102120196 and 20002102120205.

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, 10143052828 + ... + 10143054799.

It is an arithmetic number, because the mean of its divisors is an integer number (2053968397335).

Almost surely, 2^{20002102120222} is an apocalyptic number.

20002102120222 is a deficient number, since it is larger than the sum of its proper divisors (12861392237138).

20002102120222 is a wasteful number, since it uses less digits than its factorization.

20002102120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20286107675.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20002102120222 its reverse (22202120120002), we get a palindrome (42204222240224).

The spelling of 20002102120222 in words is "twenty trillion, two billion, one hundred two million, one hundred twenty thousand, two hundred twenty-two".