203011220422 has 8 divisors (see below), whose sum is σ = 304564782456. Its totient is φ = 101489626272.

The previous prime is 203011220411. The next prime is 203011220429. The reversal of 203011220422 is 224022110302.

203011220422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 203011220422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203011220429) 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 in 3 ways as a sum of consecutive naturals, for example, 7976088 + ... + 8001499.

It is an arithmetic number, because the mean of its divisors is an integer number (38070597807).

Almost surely, 2^203011220422 is an apocalyptic number.

203011220422 is a deficient number, since it is larger than the sum of its proper divisors (101553562034).

203011220422 is a wasteful number, since it uses less digits than its factorization.

203011220422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15983942.

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

Adding to 203011220422 its reverse (224022110302), we get a palindrome (427033330724).

The spelling of 203011220422 in words is "two hundred three billion, eleven million, two hundred twenty thousand, four hundred twenty-two".