112211212000001 has 2 divisors, whose sum is σ = 112211212000002. Its totient is φ = 112211212000000.

The previous prime is 112211211999989. The next prime is 112211212000007. The reversal of 112211212000001 is 100000212112211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105880477950976 + 6330734049025 = 10289824^2 + 2516095^2 .

It is an emirp because it is prime and its reverse (100000212112211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112211212000001 - 2³⁸ = 111936334093057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112211212000001.

It is not a weakly prime, because it can be changed into another prime (112211212000007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56105606000000 + 56105606000001.

It is an arithmetic number, because the mean of its divisors is an integer number (56105606000001).

Almost surely, 2^{112211212000001} is an apocalyptic number.

It is an amenable number.

112211212000001 is a deficient number, since it is larger than the sum of its proper divisors (1).

112211212000001 is an equidigital number, since it uses as much as digits as its factorization.

112211212000001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 112211212000001 its reverse (100000212112211), we get a palindrome (212211424112212).

The spelling of 112211212000001 in words is "one hundred twelve trillion, two hundred eleven billion, two hundred twelve million, one", and thus it is an aban number.