322011020077 has 2 divisors, whose sum is σ = 322011020078. Its totient is φ = 322011020076.

The previous prime is 322011019949. The next prime is 322011020083. The reversal of 322011020077 is 770020110223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 257387787556 + 64623232521 = 507334^2 + 254211^2 .

It is a cyclic number.

It is not a de Polignac number, because 322011020077 - 2⁷ = 322011019949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (322011027077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161005510038 + 161005510039.

It is an arithmetic number, because the mean of its divisors is an integer number (161005510039).

Almost surely, 2^322011020077 is an apocalyptic number.

It is an amenable number.

322011020077 is a deficient number, since it is larger than the sum of its proper divisors (1).

322011020077 is an equidigital number, since it uses as much as digits as its factorization.

322011020077 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 25.

The spelling of 322011020077 in words is "three hundred twenty-two billion, eleven million, twenty thousand, seventy-seven".