2100002201071 has 2 divisors, whose sum is σ = 2100002201072. Its totient is φ = 2100002201070.

The previous prime is 2100002201069. The next prime is 2100002201111. The reversal of 2100002201071 is 1701022000012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2100002201071 - 2¹ = 2100002201069 is a prime.

Together with 2100002201069, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2100002201021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050001100535 + 1050001100536.

It is an arithmetic number, because the mean of its divisors is an integer number (1050001100536).

Almost surely, 2^{2100002201071} is an apocalyptic number.

2100002201071 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100002201071 is an equidigital number, since it uses as much as digits as its factorization.

2100002201071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 16.

Adding to 2100002201071 its reverse (1701022000012), we get a palindrome (3801024201083).

The spelling of 2100002201071 in words is "two trillion, one hundred billion, two million, two hundred one thousand, seventy-one".