122013443240212 has 6 divisors (see below), whose sum is σ = 213523525670378. Its totient is φ = 61006721620104.

The previous prime is 122013443240053. The next prime is 122013443240263. The reversal of 122013443240212 is 212042344310221.

It can be written as a sum of positive squares in only one way, i.e., 106602197127556 + 15411246112656 = 10324834^2 + 3925716^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15251680405023 + ... + 15251680405030.

Almost surely, 2^{122013443240212} is an apocalyptic number.

It is an amenable number.

122013443240212 is a deficient number, since it is larger than the sum of its proper divisors (91510082430166).

122013443240212 is a wasteful number, since it uses less digits than its factorization.

122013443240212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30503360810057 (or 30503360810055 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 122013443240212 its reverse (212042344310221), we get a palindrome (334055787550433).

The spelling of 122013443240212 in words is "one hundred twenty-two trillion, thirteen billion, four hundred forty-three million, two hundred forty thousand, two hundred twelve".