2102312211133 has 2 divisors, whose sum is σ = 2102312211134. Its totient is φ = 2102312211132.

The previous prime is 2102312211061. The next prime is 2102312211151. The reversal of 2102312211133 is 3311122132012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1602345842244 + 499966368889 = 1265838^2 + 707083^2 .

It is a cyclic number.

It is not a de Polignac number, because 2102312211133 - 2³⁷ = 1964873257661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2102312211193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051156105566 + 1051156105567.

It is an arithmetic number, because the mean of its divisors is an integer number (1051156105567).

Almost surely, 2^{2102312211133} is an apocalyptic number.

It is an amenable number.

2102312211133 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102312211133 is an equidigital number, since it uses as much as digits as its factorization.

2102312211133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 2102312211133 its reverse (3311122132012), we get a palindrome (5413434343145).

The spelling of 2102312211133 in words is "two trillion, one hundred two billion, three hundred twelve million, two hundred eleven thousand, one hundred thirty-three".