122011001201211 has 16 divisors (see below), whose sum is σ = 174474520093440. Its totient is φ = 75605625370080.

The previous prime is 122011001201171. The next prime is 122011001201231. The reversal of 122011001201211 is 112102100110221.

It is a happy number.

It is not a de Polignac number, because 122011001201211 - 2⁶ = 122011001201147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122011001201231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20193807175 + ... + 20193813216.

It is an arithmetic number, because the mean of its divisors is an integer number (10904657505840).

Almost surely, 2^{122011001201211} is an apocalyptic number.

122011001201211 is a deficient number, since it is larger than the sum of its proper divisors (52463518892229).

122011001201211 is a wasteful number, since it uses less digits than its factorization.

122011001201211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40387620466.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 122011001201211 its reverse (112102100110221), we get a palindrome (234113101311432).

The spelling of 122011001201211 in words is "one hundred twenty-two trillion, eleven billion, one million, two hundred one thousand, two hundred eleven".