351142423530203 has 4 divisors (see below), whose sum is σ = 351144285526008. Its totient is φ = 351140561534400.

The previous prime is 351142423530193. The next prime is 351142423530211. The reversal of 351142423530203 is 302035324241153.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 351142423530203 - 2⁴ = 351142423530187 is a prime.

It is a super-2 number, since 2×351142423530203² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (351142423539203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 930714998 + ... + 931092203.

It is an arithmetic number, because the mean of its divisors is an integer number (87786071381502).

Almost surely, 2^{351142423530203} is an apocalyptic number.

351142423530203 is a deficient number, since it is larger than the sum of its proper divisors (1861995805).

351142423530203 is a wasteful number, since it uses less digits than its factorization.

351142423530203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1861995804.

The product of its (nonzero) digits is 259200, while the sum is 38.

Adding to 351142423530203 its reverse (302035324241153), we get a palindrome (653177747771356).

The spelling of 351142423530203 in words is "three hundred fifty-one trillion, one hundred forty-two billion, four hundred twenty-three million, five hundred thirty thousand, two hundred three".