265211652201031 has 2 divisors, whose sum is σ = 265211652201032. Its totient is φ = 265211652201030.

The previous prime is 265211652201017. The next prime is 265211652201079. The reversal of 265211652201031 is 130102256112562.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 265211652201031 - 2¹⁹ = 265211651676743 is a prime.

It is a super-2 number, since 2×265211652201031² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (265211653201031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132605826100515 + 132605826100516.

It is an arithmetic number, because the mean of its divisors is an integer number (132605826100516).

Almost surely, 2^{265211652201031} is an apocalyptic number.

265211652201031 is a deficient number, since it is larger than the sum of its proper divisors (1).

265211652201031 is an equidigital number, since it uses as much as digits as its factorization.

265211652201031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 37.

The spelling of 265211652201031 in words is "two hundred sixty-five trillion, two hundred eleven billion, six hundred fifty-two million, two hundred one thousand, thirty-one".