211266023124139 has 2 divisors, whose sum is σ = 211266023124140. Its totient is φ = 211266023124138.

The previous prime is 211266023124127. The next prime is 211266023124161. The reversal of 211266023124139 is 931421320662112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211266023124139 - 2¹⁹ = 211266022599851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211266023124095 and 211266023124104.

It is not a weakly prime, because it can be changed into another prime (211266023124839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105633011562069 + 105633011562070.

It is an arithmetic number, because the mean of its divisors is an integer number (105633011562070).

Almost surely, 2^{211266023124139} is an apocalyptic number.

211266023124139 is a deficient number, since it is larger than the sum of its proper divisors (1).

211266023124139 is an equidigital number, since it uses as much as digits as its factorization.

211266023124139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 43.

The spelling of 211266023124139 in words is "two hundred eleven trillion, two hundred sixty-six billion, twenty-three million, one hundred twenty-four thousand, one hundred thirty-nine".