4140233311021 has 2 divisors, whose sum is σ = 4140233311022. Its totient is φ = 4140233311020.

The previous prime is 4140233311007. The next prime is 4140233311051. The reversal of 4140233311021 is 1201133320414.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3958468368100 + 181764942921 = 1989590^2 + 426339^2 .

It is a cyclic number.

It is not a de Polignac number, because 4140233311021 - 2⁷ = 4140233310893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4140233311051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2070116655510 + 2070116655511.

It is an arithmetic number, because the mean of its divisors is an integer number (2070116655511).

Almost surely, 2^{4140233311021} is an apocalyptic number.

It is an amenable number.

4140233311021 is a deficient number, since it is larger than the sum of its proper divisors (1).

4140233311021 is an equidigital number, since it uses as much as digits as its factorization.

4140233311021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 4140233311021 its reverse (1201133320414), we get a palindrome (5341366631435).

The spelling of 4140233311021 in words is "four trillion, one hundred forty billion, two hundred thirty-three million, three hundred eleven thousand, twenty-one".