203140315322 has 8 divisors (see below), whose sum is σ = 348240540576. Its totient is φ = 87060135132.

The previous prime is 203140315319. The next prime is 203140315327. The reversal of 203140315322 is 223513041302.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 203140315291 and 203140315300.

It is not an unprimeable number, because it can be changed into a prime (203140315327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7255011248 + ... + 7255011275.

It is an arithmetic number, because the mean of its divisors is an integer number (43530067572).

Almost surely, 2^203140315322 is an apocalyptic number.

203140315322 is a deficient number, since it is larger than the sum of its proper divisors (145100225254).

203140315322 is a wasteful number, since it uses less digits than its factorization.

203140315322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14510022532.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 203140315322 its reverse (223513041302), we get a palindrome (426653356624).

The spelling of 203140315322 in words is "two hundred three billion, one hundred forty million, three hundred fifteen thousand, three hundred twenty-two".