240253212220111 has 16 divisors (see below), whose sum is σ = 257510664741888. Its totient is φ = 223565135508000.

The previous prime is 240253212220097. The next prime is 240253212220123. The reversal of 240253212220111 is 111022212352042.

It is a cyclic number.

It is not a de Polignac number, because 240253212220111 - 2⁹ = 240253212219599 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 240253212220111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240253212220141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13654305 + ... + 25825306.

It is an arithmetic number, because the mean of its divisors is an integer number (16094416546368).

Almost surely, 2^{240253212220111} is an apocalyptic number.

240253212220111 is a deficient number, since it is larger than the sum of its proper divisors (17257452521777).

240253212220111 is a wasteful number, since it uses less digits than its factorization.

240253212220111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39486822.

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 240253212220111 its reverse (111022212352042), we get a palindrome (351275424572153).

The spelling of 240253212220111 in words is "two hundred forty trillion, two hundred fifty-three billion, two hundred twelve million, two hundred twenty thousand, one hundred eleven".