203211223010 has 16 divisors (see below), whose sum is σ = 368572419072. Its totient is φ = 80663996400.

The previous prime is 203211222989. The next prime is 203211223049. The reversal of 203211223010 is 10322112302.

It is a self number, because there is not a number n which added to its sum of digits gives 203211223010.

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, 77560226 + ... + 77562845.

It is an arithmetic number, because the mean of its divisors is an integer number (23035776192).

Almost surely, 2^203211223010 is an apocalyptic number.

203211223010 is a deficient number, since it is larger than the sum of its proper divisors (165361196062).

203211223010 is a wasteful number, since it uses less digits than its factorization.

203211223010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155123209.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 203211223010 its reverse (10322112302), we get a palindrome (213533335312).

The spelling of 203211223010 in words is "two hundred three billion, two hundred eleven million, two hundred twenty-three thousand, ten".