203212221038 has 4 divisors (see below), whose sum is σ = 304818331560. Its totient is φ = 101606110518.

The previous prime is 203212221031. The next prime is 203212221059. The reversal of 203212221038 is 830122212302.

203212221038 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 203212220998 and 203212221016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203212221031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50803055258 + ... + 50803055261.

It is an arithmetic number, because the mean of its divisors is an integer number (76204582890).

Almost surely, 2^203212221038 is an apocalyptic number.

203212221038 is a deficient number, since it is larger than the sum of its proper divisors (101606110522).

203212221038 is a wasteful number, since it uses less digits than its factorization.

203212221038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101606110521.

The product of its (nonzero) digits is 2304, while the sum is 26.

The spelling of 203212221038 in words is "two hundred three billion, two hundred twelve million, two hundred twenty-one thousand, thirty-eight".