2212010021077 has 2 divisors, whose sum is σ = 2212010021078. Its totient is φ = 2212010021076.

The previous prime is 2212010021033. The next prime is 2212010021093. The reversal of 2212010021077 is 7701200102122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1684528835236 + 527481185841 = 1297894^2 + 726279^2 .

It is a cyclic number.

It is not a de Polignac number, because 2212010021077 - 2³⁹ = 1662254207189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2212010028077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106005010538 + 1106005010539.

It is an arithmetic number, because the mean of its divisors is an integer number (1106005010539).

Almost surely, 2^{2212010021077} is an apocalyptic number.

It is an amenable number.

2212010021077 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212010021077 is an equidigital number, since it uses as much as digits as its factorization.

2212010021077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 784, while the sum is 25.

Adding to 2212010021077 its reverse (7701200102122), we get a palindrome (9913210123199).

The spelling of 2212010021077 in words is "two trillion, two hundred twelve billion, ten million, twenty-one thousand, seventy-seven".