10212231324565 has 16 divisors (see below), whose sum is σ = 12298271007168. Its totient is φ = 8140724148096.

The previous prime is 10212231324557. The next prime is 10212231324583. The reversal of 10212231324565 is 56542313221201.

It is a happy number.

10212231324565 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 10212231324565 - 2³ = 10212231324557 is a prime.

It is a super-2 number, since 2×10212231324565² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109931617 + ... + 110024473.

It is an arithmetic number, because the mean of its divisors is an integer number (768641937948).

Almost surely, 2^{10212231324565} is an apocalyptic number.

It is an amenable number.

10212231324565 is a deficient number, since it is larger than the sum of its proper divisors (2086039682603).

10212231324565 is an equidigital number, since it uses as much as digits as its factorization.

10212231324565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170868.

The product of its (nonzero) digits is 86400, while the sum is 37.

Adding to 10212231324565 its reverse (56542313221201), we get a palindrome (66754544545766).

The spelling of 10212231324565 in words is "ten trillion, two hundred twelve billion, two hundred thirty-one million, three hundred twenty-four thousand, five hundred sixty-five".