110100412021 has 2 divisors, whose sum is σ = 110100412022. Its totient is φ = 110100412020.

The previous prime is 110100412001. The next prime is 110100412027. The reversal of 110100412021 is 120214001011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100813235121 + 9287176900 = 317511^2 + 96370^2 .

It is a cyclic number.

It is not a de Polignac number, because 110100412021 - 2¹⁷ = 110100280949 is a prime.

It is a super-2 number, since 2×110100412021² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 110100411992 and 110100412010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110100412027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55050206010 + 55050206011.

It is an arithmetic number, because the mean of its divisors is an integer number (55050206011).

Almost surely, 2^110100412021 is an apocalyptic number.

It is an amenable number.

110100412021 is a deficient number, since it is larger than the sum of its proper divisors (1).

110100412021 is an equidigital number, since it uses as much as digits as its factorization.

110100412021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 110100412021 its reverse (120214001011), we get a palindrome (230314413032).

It can be divided in two parts, 1101004 and 12021, that added together give a square (1113025 = 1055²).

The spelling of 110100412021 in words is "one hundred ten billion, one hundred million, four hundred twelve thousand, twenty-one".