40023210111 has 4 divisors (see below), whose sum is σ = 53364280152. Its totient is φ = 26682140072.

The previous prime is 40023210103. The next prime is 40023210113. The reversal of 40023210111 is 11101232004.

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 40023210111 - 2³ = 40023210103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40023210113) 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, 6670535016 + ... + 6670535021.

It is an arithmetic number, because the mean of its divisors is an integer number (13341070038).

Almost surely, 2^40023210111 is an apocalyptic number.

40023210111 is a deficient number, since it is larger than the sum of its proper divisors (13341070041).

40023210111 is a wasteful number, since it uses less digits than its factorization.

40023210111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13341070040.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 40023210111 its reverse (11101232004), we get a palindrome (51124442115).

The spelling of 40023210111 in words is "forty billion, twenty-three million, two hundred ten thousand, one hundred eleven".