2002121021110 has 64 divisors (see below), whose sum is σ = 4146823434240. Its totient is φ = 681747724800.

The previous prime is 2002121021057. The next prime is 2002121021111. The reversal of 2002121021110 is 111201212002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002121021111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55971411 + ... + 56007169.

It is an arithmetic number, because the mean of its divisors is an integer number (64794116160).

Almost surely, 2^{2002121021110} is an apocalyptic number.

2002121021110 is an abundant number, since it is smaller than the sum of its proper divisors (2144702413130).

2002121021110 is a wasteful number, since it uses less digits than its factorization.

2002121021110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41221.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2002121021110 its reverse (111201212002), we get a palindrome (2113322233112).

The spelling of 2002121021110 in words is "two trillion, two billion, one hundred twenty-one million, twenty-one thousand, one hundred ten".