122000221211 has 24 divisors (see below), whose sum is σ = 136628376192. Its totient is φ = 108833155200.

The previous prime is 122000221207. The next prime is 122000221223. The reversal of 122000221211 is 112122000221.

It is not a de Polignac number, because 122000221211 - 2² = 122000221207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122000221241) 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, 1705046 + ... + 1775156.

It is an arithmetic number, because the mean of its divisors is an integer number (5692849008).

Almost surely, 2^122000221211 is an apocalyptic number.

122000221211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

122000221211 is a deficient number, since it is larger than the sum of its proper divisors (14628154981).

122000221211 is a wasteful number, since it uses less digits than its factorization.

122000221211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70403 (or 70392 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 122000221211 its reverse (112122000221), we get a palindrome (234122221432).

The spelling of 122000221211 in words is "one hundred twenty-two billion, two hundred twenty-one thousand, two hundred eleven".