122201002021012 has 24 divisors (see below), whose sum is σ = 218402410625280. Its totient is φ = 59800320649440.

The previous prime is 122201002021003. The next prime is 122201002021037. The reversal of 122201002021012 is 210120200102221.

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, 88500414 + ... + 89870602.

It is an arithmetic number, because the mean of its divisors is an integer number (9100100442720).

Almost surely, 2^{122201002021012} is an apocalyptic number.

It is an amenable number.

122201002021012 is a deficient number, since it is larger than the sum of its proper divisors (96201408604268).

122201002021012 is a wasteful number, since it uses less digits than its factorization.

122201002021012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1844631 (or 1844629 counting only the distinct ones).

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

Adding to 122201002021012 its reverse (210120200102221), we get a palindrome (332321202123233).

The spelling of 122201002021012 in words is "one hundred twenty-two trillion, two hundred one billion, two million, twenty-one thousand, twelve".