2102243020202 has 16 divisors (see below), whose sum is σ = 3395989588992. Its totient is φ = 970249278960.

The previous prime is 2102243020133. The next prime is 2102243020237. The reversal of 2102243020202 is 2020203422012.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 909623 + ... + 2243189.

It is an arithmetic number, because the mean of its divisors is an integer number (212249349312).

Almost surely, 2^{2102243020202} is an apocalyptic number.

2102243020202 is a deficient number, since it is larger than the sum of its proper divisors (1293746568790).

2102243020202 is a wasteful number, since it uses less digits than its factorization.

2102243020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1394213.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 2102243020202 its reverse (2020203422012), we get a palindrome (4122446442214).

The spelling of 2102243020202 in words is "two trillion, one hundred two billion, two hundred forty-three million, twenty thousand, two hundred two".