122001212220212 has 24 divisors (see below), whose sum is σ = 232835809113600. Its totient is φ = 55595489111136.

The previous prime is 122001212220197. The next prime is 122001212220241. The reversal of 122001212220212 is 212022212100221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14849218412 + ... + 14849226627.

It is an arithmetic number, because the mean of its divisors is an integer number (9701492046400).

Almost surely, 2^{122001212220212} is an apocalyptic number.

It is an amenable number.

122001212220212 is a deficient number, since it is larger than the sum of its proper divisors (110834596893388).

122001212220212 is a wasteful number, since it uses less digits than its factorization.

122001212220212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29698445135 (or 29698445133 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 122001212220212 its reverse (212022212100221), we get a palindrome (334023424320433).

The spelling of 122001212220212 in words is "one hundred twenty-two trillion, one billion, two hundred twelve million, two hundred twenty thousand, two hundred twelve".