122002120001212 has 24 divisors (see below), whose sum is σ = 232913448380592. Its totient is φ = 55455435235200.

The previous prime is 122002120001207. The next prime is 122002120001231. The reversal of 122002120001212 is 212100021200221.

It is a happy number.

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, 44817762 + ... + 47461942.

It is an arithmetic number, because the mean of its divisors is an integer number (9704727015858).

Almost surely, 2^{122002120001212} is an apocalyptic number.

It is an amenable number.

122002120001212 is a deficient number, since it is larger than the sum of its proper divisors (110911328379380).

122002120001212 is a wasteful number, since it uses less digits than its factorization.

122002120001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3692829 (or 3692827 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 122002120001212 its reverse (212100021200221), we get a palindrome (334102141201433).

The spelling of 122002120001212 in words is "one hundred twenty-two trillion, two billion, one hundred twenty million, one thousand, two hundred twelve".