203310623341442 has 16 divisors (see below), whose sum is σ = 305278240300440. Its totient is φ = 101551220923392.

The previous prime is 203310623341417. The next prime is 203310623341481. The reversal of 203310623341442 is 244143326013302.

It can be written as a sum of positive squares in 4 ways, for example, as 194243063026321 + 9067560315121 = 13937111^2 + 3011239^2 .

It is a junction number, because it is equal to n+sod(n) for n = 203310623341396 and 203310623341405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34296938 + ... + 39785690.

Almost surely, 2^{203310623341442} is an apocalyptic number.

203310623341442 is a deficient number, since it is larger than the sum of its proper divisors (101967616958998).

203310623341442 is a wasteful number, since it uses less digits than its factorization.

203310623341442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5507717.

The product of its (nonzero) digits is 248832, while the sum is 38.

Adding to 203310623341442 its reverse (244143326013302), we get a palindrome (447453949354744).

The spelling of 203310623341442 in words is "two hundred three trillion, three hundred ten billion, six hundred twenty-three million, three hundred forty-one thousand, four hundred forty-two".