120009938077 has 2 divisors, whose sum is σ = 120009938078. Its totient is φ = 120009938076.

The previous prime is 120009938071. The next prime is 120009938093. The reversal of 120009938077 is 770839900021.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78635937241 + 41374000836 = 280421^2 + 203406^2 .

It is a cyclic number.

It is not a de Polignac number, because 120009938077 - 2³⁵ = 85650199709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120009938071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60004969038 + 60004969039.

It is an arithmetic number, because the mean of its divisors is an integer number (60004969039).

Almost surely, 2^120009938077 is an apocalyptic number.

It is an amenable number.

120009938077 is a deficient number, since it is larger than the sum of its proper divisors (1).

120009938077 is an equidigital number, since it uses as much as digits as its factorization.

120009938077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 190512, while the sum is 46.

The spelling of 120009938077 in words is "one hundred twenty billion, nine million, nine hundred thirty-eight thousand, seventy-seven".