2112110121151 has 2 divisors, whose sum is σ = 2112110121152. Its totient is φ = 2112110121150.

The previous prime is 2112110121131. The next prime is 2112110121193. The reversal of 2112110121151 is 1511210112112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2112110121151 - 2³⁹ = 1562354307263 is a prime.

It is a super-2 number, since 2×2112110121151² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2112110121131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056055060575 + 1056055060576.

It is an arithmetic number, because the mean of its divisors is an integer number (1056055060576).

Almost surely, 2^{2112110121151} is an apocalyptic number.

2112110121151 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112110121151 is an equidigital number, since it uses as much as digits as its factorization.

2112110121151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40, while the sum is 19.

Adding to 2112110121151 its reverse (1511210112112), we get a palindrome (3623320233263).

The spelling of 2112110121151 in words is "two trillion, one hundred twelve billion, one hundred ten million, one hundred twenty-one thousand, one hundred fifty-one".