38974890101011 has 2 divisors, whose sum is σ = 38974890101012. Its totient is φ = 38974890101010.

The previous prime is 38974890100969. The next prime is 38974890101039. The reversal of 38974890101011 is 11010109847983.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (11010109847983) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38974890101011 - 2¹⁹ = 38974889576723 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 38974890101011.

It is not a weakly prime, because it can be changed into another prime (38974890101311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19487445050505 + 19487445050506.

It is an arithmetic number, because the mean of its divisors is an integer number (19487445050506).

Almost surely, 2^{38974890101011} is an apocalyptic number.

38974890101011 is a deficient number, since it is larger than the sum of its proper divisors (1).

38974890101011 is an equidigital number, since it uses as much as digits as its factorization.

38974890101011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 435456, while the sum is 52.

Adding to 38974890101011 its reverse (11010109847983), we get a palindrome (49984999948994).

The spelling of 38974890101011 in words is "thirty-eight trillion, nine hundred seventy-four billion, eight hundred ninety million, one hundred one thousand, eleven".