122121011011267 has 2 divisors, whose sum is σ = 122121011011268. Its totient is φ = 122121011011266.

The previous prime is 122121011011183. The next prime is 122121011011283. The reversal of 122121011011267 is 762110110121221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122121011011267 is a prime.

It is not a weakly prime, because it can be changed into another prime (122121011611267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61060505505633 + 61060505505634.

It is an arithmetic number, because the mean of its divisors is an integer number (61060505505634).

Almost surely, 2^{122121011011267} is an apocalyptic number.

122121011011267 is a deficient number, since it is larger than the sum of its proper divisors (1).

122121011011267 is an equidigital number, since it uses as much as digits as its factorization.

122121011011267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 28.

Adding to 122121011011267 its reverse (762110110121221), we get a palindrome (884231121132488).

The spelling of 122121011011267 in words is "one hundred twenty-two trillion, one hundred twenty-one billion, eleven million, eleven thousand, two hundred sixty-seven".