2112124342997 has 2 divisors, whose sum is σ = 2112124342998. Its totient is φ = 2112124342996.

The previous prime is 2112124342967. The next prime is 2112124343027. The reversal of 2112124342997 is 7992434212112.

It is a balanced prime because it is at equal distance from previous prime (2112124342967) and next prime (2112124343027).

It can be written as a sum of positive squares in only one way, i.e., 2049724802596 + 62399540401 = 1431686^2 + 249799^2 .

It is a cyclic number.

It is not a de Polignac number, because 2112124342997 - 2³⁴ = 2094944473813 is a prime.

It is a super-2 number, since 2×2112124342997² (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 (2112124342967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056062171498 + 1056062171499.

It is an arithmetic number, because the mean of its divisors is an integer number (1056062171499).

Almost surely, 2^{2112124342997} is an apocalyptic number.

It is an amenable number.

2112124342997 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112124342997 is an equidigital number, since it uses as much as digits as its factorization.

2112124342997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 47.

The spelling of 2112124342997 in words is "two trillion, one hundred twelve billion, one hundred twenty-four million, three hundred forty-two thousand, nine hundred ninety-seven".