203426131622 has 16 divisors (see below), whose sum is σ = 348744130560. Its totient is φ = 87179223048.

The previous prime is 203426131621. The next prime is 203426131631. The reversal of 203426131622 is 226131624302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203426131621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106013 + ... + 646599.

It is an arithmetic number, because the mean of its divisors is an integer number (21796508160).

Almost surely, 2^203426131622 is an apocalyptic number.

203426131622 is a deficient number, since it is larger than the sum of its proper divisors (145317998938).

203426131622 is a wasteful number, since it uses less digits than its factorization.

203426131622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567475.

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 203426131622 its reverse (226131624302), we get a palindrome (429557755924).

The spelling of 203426131622 in words is "two hundred three billion, four hundred twenty-six million, one hundred thirty-one thousand, six hundred twenty-two".