10101165450 has 48 divisors (see below), whose sum is σ = 25914725280. Its totient is φ = 2600758720.

The previous prime is 10101165397. The next prime is 10101165463. The reversal of 10101165450 is 5456110101.

It is a self number, because there is not a number n which added to its sum of digits gives 10101165450.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1156704 + ... + 1165403.

It is an arithmetic number, because the mean of its divisors is an integer number (539890110).

Almost surely, 2^10101165450 is an apocalyptic number.

10101165450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10101165450 is an abundant number, since it is smaller than the sum of its proper divisors (15813559830).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10101165450 is a wasteful number, since it uses less digits than its factorization.

10101165450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2322151 (or 2322146 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 24.

Adding to 10101165450 its reverse (5456110101), we get a palindrome (15557275551).

The spelling of 10101165450 in words is "ten billion, one hundred one million, one hundred sixty-five thousand, four hundred fifty".