203530215134 has 8 divisors (see below), whose sum is σ = 321363497640. Its totient is φ = 96409049256.

The previous prime is 203530215127. The next prime is 203530215143. The reversal of 203530215134 is 431512035302.

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 = 203530215097 and 203530215106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2678029109 + ... + 2678029184.

It is an arithmetic number, because the mean of its divisors is an integer number (40170437205).

Almost surely, 2^203530215134 is an apocalyptic number.

203530215134 is a deficient number, since it is larger than the sum of its proper divisors (117833282506).

203530215134 is a wasteful number, since it uses less digits than its factorization.

203530215134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5356058314.

The product of its (nonzero) digits is 10800, while the sum is 29.

The spelling of 203530215134 in words is "two hundred three billion, five hundred thirty million, two hundred fifteen thousand, one hundred thirty-four".