203220220012 has 24 divisors (see below), whose sum is σ = 364790895840. Its totient is φ = 99000800640.

The previous prime is 203220220009. The next prime is 203220220067. The reversal of 203220220012 is 210022022302.

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, 694312 + ... + 942607.

It is an arithmetic number, because the mean of its divisors is an integer number (15199620660).

Almost surely, 2^203220220012 is an apocalyptic number.

It is an amenable number.

203220220012 is a deficient number, since it is larger than the sum of its proper divisors (161570675828).

203220220012 is a wasteful number, since it uses less digits than its factorization.

203220220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1637721 (or 1637719 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 203220220012 its reverse (210022022302), we get a palindrome (413242242314).

The spelling of 203220220012 in words is "two hundred three billion, two hundred twenty million, two hundred twenty thousand, twelve".