201018291103 has 8 divisors (see below), whose sum is σ = 243249024672. Its totient is φ = 162166016256.

The previous prime is 201018291091. The next prime is 201018291107. The reversal of 201018291103 is 301192810102.

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 201018291103 - 2¹³ = 201018282911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201018291107) 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, 844614550 + ... + 844614787.

It is an arithmetic number, because the mean of its divisors is an integer number (30406128084).

Almost surely, 2^201018291103 is an apocalyptic number.

201018291103 is a deficient number, since it is larger than the sum of its proper divisors (42230733569).

201018291103 is a wasteful number, since it uses less digits than its factorization.

201018291103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1689229361.

The product of its (nonzero) digits is 864, while the sum is 28.

The spelling of 201018291103 in words is "two hundred one billion, eighteen million, two hundred ninety-one thousand, one hundred three".