122001122010212 has 36 divisors (see below), whose sum is σ = 238736488114320. Its totient is φ = 54390593084544.

The previous prime is 122001122010143. The next prime is 122001122010353. The reversal of 122001122010212 is 212010221100221.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2777275478 + ... + 2777319405.

Almost surely, 2^{122001122010212} is an apocalyptic number.

It is an amenable number.

122001122010212 is a deficient number, since it is larger than the sum of its proper divisors (116735366104108).

122001122010212 is a wasteful number, since it uses less digits than its factorization.

122001122010212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5554594940 (or 5554594921 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 122001122010212 its reverse (212010221100221), we get a palindrome (334011343110433).

Subtracting 122001122010212 from its reverse (212010221100221), we obtain a palindrome (90009099090009).

The spelling of 122001122010212 in words is "one hundred twenty-two trillion, one billion, one hundred twenty-two million, ten thousand, two hundred twelve".