40201201042103 has 4 divisors (see below), whose sum is σ = 40229732768880. Its totient is φ = 40172669315328.

The previous prime is 40201201042099. The next prime is 40201201042169. The reversal of 40201201042103 is 30124010210204.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40201201042103 - 2² = 40201201042099 is a prime.

It is a super-2 number, since 2×40201201042103² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40201201048103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14265861275 + ... + 14265864092.

It is an arithmetic number, because the mean of its divisors is an integer number (10057433192220).

Almost surely, 2^{40201201042103} is an apocalyptic number.

40201201042103 is a deficient number, since it is larger than the sum of its proper divisors (28531726777).

40201201042103 is a wasteful number, since it uses less digits than its factorization.

40201201042103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28531726776.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 40201201042103 its reverse (30124010210204), we get a palindrome (70325211252307).

The spelling of 40201201042103 in words is "forty trillion, two hundred one billion, two hundred one million, forty-two thousand, one hundred three".