122142245433211 has 4 divisors (see below), whose sum is σ = 122142279993192. Its totient is φ = 122142210873232.

The previous prime is 122142245433191. The next prime is 122142245433253. The reversal of 122142245433211 is 112334542241221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 122142245433211 - 2⁵ = 122142245433179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122142245433011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11285506 + ... + 19278151.

It is an arithmetic number, because the mean of its divisors is an integer number (30535569998298).

Almost surely, 2^{122142245433211} is an apocalyptic number.

122142245433211 is a deficient number, since it is larger than the sum of its proper divisors (34559981).

122142245433211 is an equidigital number, since it uses as much as digits as its factorization.

122142245433211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34559980.

The product of its digits is 92160, while the sum is 37.

Adding to 122142245433211 its reverse (112334542241221), we get a palindrome (234476787674432).

The spelling of 122142245433211 in words is "one hundred twenty-two trillion, one hundred forty-two billion, two hundred forty-five million, four hundred thirty-three thousand, two hundred eleven".