2102020221202 has 32 divisors (see below), whose sum is σ = 3642110547264. Its totient is φ = 899233420800.

The previous prime is 2102020221181. The next prime is 2102020221209. The reversal of 2102020221202 is 2021220202012.

It is not an unprimeable number, because it can be changed into a prime (2102020221209) 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, 17650677 + ... + 17769367.

It is an arithmetic number, because the mean of its divisors is an integer number (113815954602).

Almost surely, 2^{2102020221202} is an apocalyptic number.

2102020221202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2102020221202 is a deficient number, since it is larger than the sum of its proper divisors (1540090326062).

2102020221202 is a wasteful number, since it uses less digits than its factorization.

2102020221202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166074.

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

Adding to 2102020221202 its reverse (2021220202012), we get a palindrome (4123240423214).

The spelling of 2102020221202 in words is "two trillion, one hundred two billion, twenty million, two hundred twenty-one thousand, two hundred two".