122112001001211 has 32 divisors (see below), whose sum is σ = 175500740520000. Its totient is φ = 75077119531008.

The previous prime is 122112001001209. The next prime is 122112001001227. The reversal of 122112001001211 is 112100100211221.

It is a happy number.

It is not a de Polignac number, because 122112001001211 - 2¹ = 122112001001209 is a prime.

It is a super-2 number, since 2×122112001001211² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (122112001000211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 202918455 + ... + 203519343.

It is an arithmetic number, because the mean of its divisors is an integer number (5484398141250).

Almost surely, 2^{122112001001211} is an apocalyptic number.

122112001001211 is a deficient number, since it is larger than the sum of its proper divisors (53388739518789).

122112001001211 is a wasteful number, since it uses less digits than its factorization.

122112001001211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605663.

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

Adding to 122112001001211 its reverse (112100100211221), we get a palindrome (234212101212432).

The spelling of 122112001001211 in words is "one hundred twenty-two trillion, one hundred twelve billion, one million, one thousand, two hundred eleven".