201702381043 has 8 divisors (see below), whose sum is σ = 210476648448. Its totient is φ = 192928496904.

The previous prime is 201702381019. The next prime is 201702381091. The reversal of 201702381043 is 340183207102.

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 201702381043 - 2³³ = 193112446451 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201702380996 and 201702381014.

It is not an unprimeable number, because it can be changed into a prime (201702381343) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1680396 + ... + 1796422.

It is an arithmetic number, because the mean of its divisors is an integer number (26309581056).

Almost surely, 2^201702381043 is an apocalyptic number.

201702381043 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

201702381043 is a deficient number, since it is larger than the sum of its proper divisors (8774267405).

201702381043 is a wasteful number, since it uses less digits than its factorization.

201702381043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191633.

The product of its (nonzero) digits is 8064, while the sum is 31.

Adding to 201702381043 its reverse (340183207102), we get a palindrome (541885588145).

The spelling of 201702381043 in words is "two hundred one billion, seven hundred two million, three hundred eighty-one thousand, forty-three".