10212270165 has 96 divisors (see below), whose sum is σ = 18537742080. Its totient is φ = 5196441600.

The previous prime is 10212270151. The next prime is 10212270169. The reversal of 10212270165 is 56107221201.

It is not a de Polignac number, because 10212270165 - 2⁴ = 10212270149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212270169) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 28446256 + ... + 28446614.

It is an arithmetic number, because the mean of its divisors is an integer number (193101480).

Almost surely, 2^10212270165 is an apocalyptic number.

10212270165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10212270165 is a deficient number, since it is larger than the sum of its proper divisors (8325471915).

10212270165 is a wasteful number, since it uses less digits than its factorization.

10212270165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715 (or 712 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

Adding to 10212270165 its reverse (56107221201), we get a palindrome (66319491366).

The spelling of 10212270165 in words is "ten billion, two hundred twelve million, two hundred seventy thousand, one hundred sixty-five".