2140040121011 has 8 divisors (see below), whose sum is σ = 2318797603920. Its totient is φ = 1963302496992.

The previous prime is 2140040120969. The next prime is 2140040121031. The reversal of 2140040121011 is 1101210400412.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2140040121011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2140040121031) 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, 504962516 + ... + 504966753.

It is an arithmetic number, because the mean of its divisors is an integer number (289849700490).

Almost surely, 2^{2140040121011} is an apocalyptic number.

2140040121011 is a deficient number, since it is larger than the sum of its proper divisors (178757482909).

2140040121011 is a wasteful number, since it uses less digits than its factorization.

2140040121011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009929445.

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

Adding to 2140040121011 its reverse (1101210400412), we get a palindrome (3241250521423).

The spelling of 2140040121011 in words is "two trillion, one hundred forty billion, forty million, one hundred twenty-one thousand, eleven".