20220120110249 has 2 divisors, whose sum is σ = 20220120110250. Its totient is φ = 20220120110248.

The previous prime is 20220120110191. The next prime is 20220120110251. The reversal of 20220120110249 is 94201102102202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16617363073600 + 3602757036649 = 4076440^2 + 1898093^2 .

It is a cyclic number.

It is not a de Polignac number, because 20220120110249 - 2²⁸ = 20219851674793 is a prime.

Together with 20220120110251, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (20220120110279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10110060055124 + 10110060055125.

It is an arithmetic number, because the mean of its divisors is an integer number (10110060055125).

Almost surely, 2^{20220120110249} is an apocalyptic number.

It is an amenable number.

20220120110249 is a deficient number, since it is larger than the sum of its proper divisors (1).

20220120110249 is an equidigital number, since it uses as much as digits as its factorization.

20220120110249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 20220120110249 in words is "twenty trillion, two hundred twenty billion, one hundred twenty million, one hundred ten thousand, two hundred forty-nine".