203124211442 has 32 divisors (see below), whose sum is σ = 336692702592. Its totient is φ = 91416340224.

The previous prime is 203124211441. The next prime is 203124211463. The reversal of 203124211442 is 244112421302.

It is not an unprimeable number, because it can be changed into a prime (203124211441) 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 15 ways as a sum of consecutive naturals, for example, 5453093 + ... + 5490215.

It is an arithmetic number, because the mean of its divisors is an integer number (10521646956).

Almost surely, 2^203124211442 is an apocalyptic number.

203124211442 is a deficient number, since it is larger than the sum of its proper divisors (133568491150).

203124211442 is a wasteful number, since it uses less digits than its factorization.

203124211442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44162.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 203124211442 its reverse (244112421302), we get a palindrome (447236632744).

The spelling of 203124211442 in words is "two hundred three billion, one hundred twenty-four million, two hundred eleven thousand, four hundred forty-two".