1240522245011 has 8 divisors (see below), whose sum is σ = 1428903014400. Its totient is φ = 1054932302088.

The previous prime is 1240522244939. The next prime is 1240522245013. The reversal of 1240522245011 is 1105422250421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1240522245011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1240522245013) 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, 697705661 + ... + 697707438.

It is an arithmetic number, because the mean of its divisors is an integer number (178612876800).

Almost surely, 2^{1240522245011} is an apocalyptic number.

1240522245011 is a deficient number, since it is larger than the sum of its proper divisors (188380769389).

1240522245011 is a wasteful number, since it uses less digits than its factorization.

1240522245011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1395413233.

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 1240522245011 its reverse (1105422250421), we get a palindrome (2345944495432).

The spelling of 1240522245011 in words is "one trillion, two hundred forty billion, five hundred twenty-two million, two hundred forty-five thousand, eleven".