239272731011 has 2 divisors, whose sum is σ = 239272731012. Its totient is φ = 239272731010.

The previous prime is 239272730987. The next prime is 239272731017. The reversal of 239272731011 is 110137272932.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 239272731011 - 2¹⁸ = 239272468867 is a prime.

It is a super-2 number, since 2×239272731011² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (239272731017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119636365505 + 119636365506.

It is an arithmetic number, because the mean of its divisors is an integer number (119636365506).

Almost surely, 2^239272731011 is an apocalyptic number.

239272731011 is a deficient number, since it is larger than the sum of its proper divisors (1).

239272731011 is an equidigital number, since it uses as much as digits as its factorization.

239272731011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31752, while the sum is 38.

The spelling of 239272731011 in words is "two hundred thirty-nine billion, two hundred seventy-two million, seven hundred thirty-one thousand, eleven".