203114421245 has 8 divisors (see below), whose sum is σ = 243742484184. Its totient is φ = 162488084544.

The previous prime is 203114421241. The next prime is 203114421247. The reversal of 203114421245 is 542124411302.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1429898596 + 201684522649 = 37814^2 + 449093^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 203114421245 - 2² = 203114421241 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203114421241) 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, 156794 + ... + 656363.

It is an arithmetic number, because the mean of its divisors is an integer number (30467810523).

Almost surely, 2^203114421245 is an apocalyptic number.

It is an amenable number.

203114421245 is a deficient number, since it is larger than the sum of its proper divisors (40628062939).

203114421245 is an equidigital number, since it uses as much as digits as its factorization.

203114421245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863119.

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 203114421245 its reverse (542124411302), we get a palindrome (745238832547).

The spelling of 203114421245 in words is "two hundred three billion, one hundred fourteen million, four hundred twenty-one thousand, two hundred forty-five".