203223103122212 has 24 divisors (see below), whose sum is σ = 361471426639680. Its totient is φ = 99945560259360.

The previous prime is 203223103122211. The next prime is 203223103122239. The reversal of 203223103122212 is 212221301322302.

It is not an unprimeable number, because it can be changed into a prime (203223103122211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166386839 + ... + 167603777.

It is an arithmetic number, because the mean of its divisors is an integer number (15061309443320).

Almost surely, 2^{203223103122212} is an apocalyptic number.

It is an amenable number.

203223103122212 is a deficient number, since it is larger than the sum of its proper divisors (158248323517468).

203223103122212 is a wasteful number, since it uses less digits than its factorization.

203223103122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1901411 (or 1901409 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 203223103122212 its reverse (212221301322302), we get a palindrome (415444404444514).

The spelling of 203223103122212 in words is "two hundred three trillion, two hundred twenty-three billion, one hundred three million, one hundred twenty-two thousand, two hundred twelve".