201002222122012 has 24 divisors (see below), whose sum is σ = 352045913869440. Its totient is φ = 100417709103600.

The previous prime is 201002222121979. The next prime is 201002222122043. The reversal of 201002222122012 is 210221222200102.

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, 19577439 + ... + 28022857.

It is an arithmetic number, because the mean of its divisors is an integer number (14668579744560).

Almost surely, 2^{201002222122012} is an apocalyptic number.

It is an amenable number.

201002222122012 is a deficient number, since it is larger than the sum of its proper divisors (151043691747428).

201002222122012 is a wasteful number, since it uses less digits than its factorization.

201002222122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8450361 (or 8450359 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 201002222122012 its reverse (210221222200102), we get a palindrome (411223444322114).

The spelling of 201002222122012 in words is "two hundred one trillion, two billion, two hundred twenty-two million, one hundred twenty-two thousand, twelve".