20220110111087 has 2 divisors, whose sum is σ = 20220110111088. Its totient is φ = 20220110111086.

The previous prime is 20220110111009. The next prime is 20220110111099. The reversal of 20220110111087 is 78011101102202.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20220110111087 - 2³⁸ = 19945232204143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20220110161087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10110055055543 + 10110055055544.

It is an arithmetic number, because the mean of its divisors is an integer number (10110055055544).

Almost surely, 2^{20220110111087} is an apocalyptic number.

20220110111087 is a deficient number, since it is larger than the sum of its proper divisors (1).

20220110111087 is an equidigital number, since it uses as much as digits as its factorization.

20220110111087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 26.

Adding to 20220110111087 its reverse (78011101102202), we get a palindrome (98231211213289).

The spelling of 20220110111087 in words is "twenty trillion, two hundred twenty billion, one hundred ten million, one hundred eleven thousand, eighty-seven".