10111255320 has 32 divisors (see below), whose sum is σ = 30333766320. Its totient is φ = 2696334720.

The previous prime is 10111255261. The next prime is 10111255351. The reversal of 10111255320 is 2355211101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42130111 + ... + 42130350.

Almost surely, 2^10111255320 is an apocalyptic number.

10111255320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10111255320 is an abundant number, since it is smaller than the sum of its proper divisors (20222511000).

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

10111255320 is a wasteful number, since it uses less digits than its factorization.

10111255320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84260475 (or 84260471 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 21.

Adding to 10111255320 its reverse (2355211101), we get a palindrome (12466466421).

The spelling of 10111255320 in words is "ten billion, one hundred eleven million, two hundred fifty-five thousand, three hundred twenty".