40101210201212 has 6 divisors (see below), whose sum is σ = 70177117852128. Its totient is φ = 20050605100604.

The previous prime is 40101210201209. The next prime is 40101210201251. The reversal of 40101210201212 is 21210201210104.

40101210201212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5012651275148 + ... + 5012651275155.

It is an arithmetic number, because the mean of its divisors is an integer number (11696186308688).

Almost surely, 2^{40101210201212} is an apocalyptic number.

It is an amenable number.

40101210201212 is a deficient number, since it is larger than the sum of its proper divisors (30075907650916).

40101210201212 is a wasteful number, since it uses less digits than its factorization.

40101210201212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10025302550307 (or 10025302550305 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 40101210201212 its reverse (21210201210104), we get a palindrome (61311411411316).

The spelling of 40101210201212 in words is "forty trillion, one hundred one billion, two hundred ten million, two hundred one thousand, two hundred twelve".