122002220111211 has 24 divisors (see below), whose sum is σ = 197441758351344. Its totient is φ = 71942341095360.

The previous prime is 122002220111201. The next prime is 122002220111231. The reversal of 122002220111211 is 112111022200221.

122002220111211 is a `hidden beast` number, since 1 + 220 + 0 + 2 + 220 + 1 + 11 + 211 = 666.

It is not a de Polignac number, because 122002220111211 - 2¹¹ = 122002220109163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122002220111201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16653316036 + ... + 16653323361.

It is an arithmetic number, because the mean of its divisors is an integer number (8226739931306).

Almost surely, 2^{122002220111211} is an apocalyptic number.

122002220111211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

122002220111211 is a deficient number, since it is larger than the sum of its proper divisors (75439538240133).

122002220111211 is a wasteful number, since it uses less digits than its factorization.

122002220111211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33306639451 (or 33306639448 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 122002220111211 its reverse (112111022200221), we get a palindrome (234113242311432).

The spelling of 122002220111211 in words is "one hundred twenty-two trillion, two billion, two hundred twenty million, one hundred eleven thousand, two hundred eleven".