10220111331 has 8 divisors (see below), whose sum is σ = 13630128720. Its totient is φ = 6811750752.

The previous prime is 10220111329. The next prime is 10220111411. The reversal of 10220111331 is 13311102201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10220111331 - 2¹ = 10220111329 is a prime.

It is a super-2 number, since 2×10220111331² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10220111331.

It is not an unprimeable number, because it can be changed into a prime (10220111831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 399736 + ... + 424533.

It is an arithmetic number, because the mean of its divisors is an integer number (1703766090).

Almost surely, 2^10220111331 is an apocalyptic number.

10220111331 is a deficient number, since it is larger than the sum of its proper divisors (3410017389).

10220111331 is an equidigital number, since it uses as much as digits as its factorization.

10220111331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 828405.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 10220111331 its reverse (13311102201), we get a palindrome (23531213532).

The spelling of 10220111331 in words is "ten billion, two hundred twenty million, one hundred eleven thousand, three hundred thirty-one".