2102401443211 has 4 divisors (see below), whose sum is σ = 2102406237792. Its totient is φ = 2102396648632.

The previous prime is 2102401443187. The next prime is 2102401443229. The reversal of 2102401443211 is 1123441042012.

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 2102401443211 - 2⁵ = 2102401443179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2102401443911) 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, 1664980 + ... + 2641393.

It is an arithmetic number, because the mean of its divisors is an integer number (525601559448).

Almost surely, 2^{2102401443211} is an apocalyptic number.

2102401443211 is a deficient number, since it is larger than the sum of its proper divisors (4794581).

2102401443211 is an equidigital number, since it uses as much as digits as its factorization.

2102401443211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4794580.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 2102401443211 its reverse (1123441042012), we get a palindrome (3225842485223).

The spelling of 2102401443211 in words is "two trillion, one hundred two billion, four hundred one million, four hundred forty-three thousand, two hundred eleven".