110231102021 has 2 divisors, whose sum is σ = 110231102022. Its totient is φ = 110231102020.

The previous prime is 110231101963. The next prime is 110231102027. The reversal of 110231102021 is 120201132011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101184429025 + 9046672996 = 318095^2 + 95114^2 .

It is a cyclic number.

It is not a de Polignac number, because 110231102021 - 2¹⁴ = 110231085637 is a prime.

It is a super-2 number, since 2×110231102021² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 110231101987 and 110231102005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110231102027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55115551010 + 55115551011.

It is an arithmetic number, because the mean of its divisors is an integer number (55115551011).

Almost surely, 2^110231102021 is an apocalyptic number.

It is an amenable number.

110231102021 is a deficient number, since it is larger than the sum of its proper divisors (1).

110231102021 is an equidigital number, since it uses as much as digits as its factorization.

110231102021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 110231102021 its reverse (120201132011), we get a palindrome (230432234032).

The spelling of 110231102021 in words is "one hundred ten billion, two hundred thirty-one million, one hundred two thousand, twenty-one".