110221101222031 has 2 divisors, whose sum is σ = 110221101222032. Its totient is φ = 110221101222030.

The previous prime is 110221101222007. The next prime is 110221101222077. The reversal of 110221101222031 is 130222101122011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 110221101222031 - 2⁹ = 110221101221519 is a prime.

It is a super-2 number, since 2×110221101222031² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110221101222431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55110550611015 + 55110550611016.

It is an arithmetic number, because the mean of its divisors is an integer number (55110550611016).

Almost surely, 2^{110221101222031} is an apocalyptic number.

110221101222031 is a deficient number, since it is larger than the sum of its proper divisors (1).

110221101222031 is an equidigital number, since it uses as much as digits as its factorization.

110221101222031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 110221101222031 its reverse (130222101122011), we get a palindrome (240443202344042).

The spelling of 110221101222031 in words is "one hundred ten trillion, two hundred twenty-one billion, one hundred one million, two hundred twenty-two thousand, thirty-one".