122111001000211 has 2 divisors, whose sum is σ = 122111001000212. Its totient is φ = 122111001000210.

The previous prime is 122111001000097. The next prime is 122111001000283. The reversal of 122111001000211 is 112000100111221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122111001000211 - 2²¹ = 122110998903059 is a prime.

It is a super-2 number, since 2×122111001000211² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 122111001000191 and 122111001000200.

It is not a weakly prime, because it can be changed into another prime (122111001000311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61055500500105 + 61055500500106.

It is an arithmetic number, because the mean of its divisors is an integer number (61055500500106).

Almost surely, 2^{122111001000211} is an apocalyptic number.

122111001000211 is a deficient number, since it is larger than the sum of its proper divisors (1).

122111001000211 is an equidigital number, since it uses as much as digits as its factorization.

122111001000211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 122111001000211 its reverse (112000100111221), we get a palindrome (234111101111432).

The spelling of 122111001000211 in words is "one hundred twenty-two trillion, one hundred eleven billion, one million, two hundred eleven", and thus it is an aban number.