201203021422 has 16 divisors (see below), whose sum is σ = 325407690720. Its totient is φ = 92752240032.

The previous prime is 201203021387. The next prime is 201203021507. The reversal of 201203021422 is 224120302102.

It is a self number, because there is not a number n which added to its sum of digits gives 201203021422.

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, 4589973 + ... + 4633600.

It is an arithmetic number, because the mean of its divisors is an integer number (20337980670).

Almost surely, 2^201203021422 is an apocalyptic number.

201203021422 is a deficient number, since it is larger than the sum of its proper divisors (124204669298).

201203021422 is a wasteful number, since it uses less digits than its factorization.

201203021422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9224427.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 201203021422 its reverse (224120302102), we get a palindrome (425323323524).

The spelling of 201203021422 in words is "two hundred one billion, two hundred three million, twenty-one thousand, four hundred twenty-two".