2540022151111 has 8 divisors (see below), whose sum is σ = 2542618280448. Its totient is φ = 2537426700000.

The previous prime is 2540022151109. The next prime is 2540022151133. The reversal of 2540022151111 is 1111512200452.

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

It is a cyclic number.

It is not a de Polignac number, because 2540022151111 - 2¹ = 2540022151109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2540022151211) 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, 7501161 + ... + 7832461.

It is an arithmetic number, because the mean of its divisors is an integer number (317827285056).

Almost surely, 2^{2540022151111} is an apocalyptic number.

2540022151111 is a deficient number, since it is larger than the sum of its proper divisors (2596129337).

2540022151111 is a wasteful number, since it uses less digits than its factorization.

2540022151111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339113.

The product of its (nonzero) digits is 800, while the sum is 25.

Adding to 2540022151111 its reverse (1111512200452), we get a palindrome (3651534351563).

The spelling of 2540022151111 in words is "two trillion, five hundred forty billion, twenty-two million, one hundred fifty-one thousand, one hundred eleven".