2112400201267 has 2 divisors, whose sum is σ = 2112400201268. Its totient is φ = 2112400201266.

The previous prime is 2112400201201. The next prime is 2112400201319. The reversal of 2112400201267 is 7621020042112.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2112400201267 is a prime.

It is a super-2 number, since 2×2112400201267² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2112400201367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056200100633 + 1056200100634.

It is an arithmetic number, because the mean of its divisors is an integer number (1056200100634).

Almost surely, 2^{2112400201267} is an apocalyptic number.

2112400201267 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112400201267 is an equidigital number, since it uses as much as digits as its factorization.

2112400201267 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 28.

Adding to 2112400201267 its reverse (7621020042112), we get a palindrome (9733420243379).

The spelling of 2112400201267 in words is "two trillion, one hundred twelve billion, four hundred million, two hundred one thousand, two hundred sixty-seven".