110221010131 has 4 divisors (see below), whose sum is σ = 110221928064. Its totient is φ = 110220092200.

The previous prime is 110221010087. The next prime is 110221010149. The reversal of 110221010131 is 131010122011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 110221010131 - 2¹³ = 110221001939 is a prime.

It is a super-2 number, since 2×110221010131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110221010191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245875 + ... + 529996.

It is an arithmetic number, because the mean of its divisors is an integer number (27555482016).

Almost surely, 2^110221010131 is an apocalyptic number.

110221010131 is a deficient number, since it is larger than the sum of its proper divisors (917933).

110221010131 is an equidigital number, since it uses as much as digits as its factorization.

110221010131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917932.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 110221010131 its reverse (131010122011), we get a palindrome (241231132142).

The spelling of 110221010131 in words is "one hundred ten billion, two hundred twenty-one million, ten thousand, one hundred thirty-one".