201001111003 has 8 divisors (see below), whose sum is σ = 250598787840. Its totient is φ = 156624242280.

The previous prime is 201001110949. The next prime is 201001111063. The reversal of 201001111003 is 300111100102.

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

It is a de Polignac number, because none of the positive numbers 2^k-201001111003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201001111063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1305201943 + ... + 1305202096.

It is an arithmetic number, because the mean of its divisors is an integer number (31324848480).

Almost surely, 2^201001111003 is an apocalyptic number.

201001111003 is a deficient number, since it is larger than the sum of its proper divisors (49597676837).

201001111003 is a wasteful number, since it uses less digits than its factorization.

201001111003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2610404057.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 201001111003 its reverse (300111100102), we get a palindrome (501112211105).

The spelling of 201001111003 in words is "two hundred one billion, one million, one hundred eleven thousand, three".