110012000111021 has 2 divisors, whose sum is σ = 110012000111022. Its totient is φ = 110012000111020.

The previous prime is 110012000111011. The next prime is 110012000111113. The reversal of 110012000111021 is 120111000210011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58863957121225 + 51148042989796 = 7672285^2 + 7151786^2 .

It is a cyclic number.

It is not a de Polignac number, because 110012000111021 - 2¹⁴ = 110012000094637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110012000110993 and 110012000111011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110012000111011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55006000055510 + 55006000055511.

It is an arithmetic number, because the mean of its divisors is an integer number (55006000055511).

Almost surely, 2^{110012000111021} is an apocalyptic number.

It is an amenable number.

110012000111021 is a deficient number, since it is larger than the sum of its proper divisors (1).

110012000111021 is an equidigital number, since it uses as much as digits as its factorization.

110012000111021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 110012000111021 its reverse (120111000210011), we get a palindrome (230123000321032).

The spelling of 110012000111021 in words is "one hundred ten trillion, twelve billion, one hundred eleven thousand, twenty-one".