2112091639741 has 2 divisors, whose sum is σ = 2112091639742. Its totient is φ = 2112091639740.

The previous prime is 2112091639729. The next prime is 2112091639909. The reversal of 2112091639741 is 1479361902112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1122572035225 + 989519604516 = 1059515^2 + 994746^2 .

It is a cyclic number.

It is not a de Polignac number, because 2112091639741 - 2⁵ = 2112091639709 is a prime.

It is a super-2 number, since 2×2112091639741² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2112091639691 and 2112091639700.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2112091639241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056045819870 + 1056045819871.

It is an arithmetic number, because the mean of its divisors is an integer number (1056045819871).

Almost surely, 2^{2112091639741} is an apocalyptic number.

It is an amenable number.

2112091639741 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112091639741 is an equidigital number, since it uses as much as digits as its factorization.

2112091639741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 46.

The spelling of 2112091639741 in words is "two trillion, one hundred twelve billion, ninety-one million, six hundred thirty-nine thousand, seven hundred forty-one".