2020222101977 has 2 divisors, whose sum is σ = 2020222101978. Its totient is φ = 2020222101976.

The previous prime is 2020222101971. The next prime is 2020222102037. The reversal of 2020222101977 is 7791012220202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1372871516416 + 647350585561 = 1171696^2 + 804581^2 .

It is a cyclic number.

It is not a de Polignac number, because 2020222101977 - 2⁸ = 2020222101721 is a prime.

It is not a weakly prime, because it can be changed into another prime (2020222101971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010111050988 + 1010111050989.

It is an arithmetic number, because the mean of its divisors is an integer number (1010111050989).

Almost surely, 2^{2020222101977} is an apocalyptic number.

It is an amenable number.

2020222101977 is a deficient number, since it is larger than the sum of its proper divisors (1).

2020222101977 is an equidigital number, since it uses as much as digits as its factorization.

2020222101977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 35.

The spelling of 2020222101977 in words is "two trillion, twenty billion, two hundred twenty-two million, one hundred one thousand, nine hundred seventy-seven".