2102242211983 has 4 divisors (see below), whose sum is σ = 2111669307328. Its totient is φ = 2092815116640.

The previous prime is 2102242211977. The next prime is 2102242211999. The reversal of 2102242211983 is 3891122422012.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2102242211983 - 2³³ = 2093652277391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102242211483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4713547338 + ... + 4713547783.

It is an arithmetic number, because the mean of its divisors is an integer number (527917326832).

Almost surely, 2^{2102242211983} is an apocalyptic number.

2102242211983 is a deficient number, since it is larger than the sum of its proper divisors (9427095345).

2102242211983 is an equidigital number, since it uses as much as digits as its factorization.

2102242211983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9427095344.

The product of its (nonzero) digits is 27648, while the sum is 37.

Adding to 2102242211983 its reverse (3891122422012), we get a palindrome (5993364633995).

The spelling of 2102242211983 in words is "two trillion, one hundred two billion, two hundred forty-two million, two hundred eleven thousand, nine hundred eighty-three".