212020110377 has 2 divisors, whose sum is σ = 212020110378. Its totient is φ = 212020110376.

The previous prime is 212020110371. The next prime is 212020110403. The reversal of 212020110377 is 773011020212.

It is an a-pointer prime, because the next prime (212020110403) can be obtained adding 212020110377 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 178243551721 + 33776558656 = 422189^2 + 183784^2 .

It is a cyclic number.

It is not a de Polignac number, because 212020110377 - 2²⁰ = 212019061801 is a prime.

It is not a weakly prime, because it can be changed into another prime (212020110371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106010055188 + 106010055189.

It is an arithmetic number, because the mean of its divisors is an integer number (106010055189).

Almost surely, 2^212020110377 is an apocalyptic number.

It is an amenable number.

212020110377 is a deficient number, since it is larger than the sum of its proper divisors (1).

212020110377 is an equidigital number, since it uses as much as digits as its factorization.

212020110377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1176, while the sum is 26.

Adding to 212020110377 its reverse (773011020212), we get a palindrome (985031130589).

The spelling of 212020110377 in words is "two hundred twelve billion, twenty million, one hundred ten thousand, three hundred seventy-seven".