40531102011 has 12 divisors (see below), whose sum is σ = 58547883888. Its totient is φ = 27019369104.

The previous prime is 40531101943. The next prime is 40531102013. The reversal of 40531102011 is 11020113504.

It is not a de Polignac number, because 40531102011 - 2¹³ = 40531093819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40531102013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 94186 + ... + 299888.

It is an arithmetic number, because the mean of its divisors is an integer number (4878990324).

Almost surely, 2^40531102011 is an apocalyptic number.

40531102011 is a deficient number, since it is larger than the sum of its proper divisors (18016781877).

40531102011 is a wasteful number, since it uses less digits than its factorization.

40531102011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227602 (or 227599 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

Adding to 40531102011 its reverse (11020113504), we get a palindrome (51551215515).

The spelling of 40531102011 in words is "forty billion, five hundred thirty-one million, one hundred two thousand, eleven".