121092001200077 has 2 divisors, whose sum is σ = 121092001200078. Its totient is φ = 121092001200076.

The previous prime is 121092001200013. The next prime is 121092001200101. The reversal of 121092001200077 is 770002100290121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 117674461101796 + 3417540098281 = 10847786^2 + 1848659^2 .

It is a cyclic number.

It is not a de Polignac number, because 121092001200077 - 2⁶ = 121092001200013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121092001208077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60546000600038 + 60546000600039.

It is an arithmetic number, because the mean of its divisors is an integer number (60546000600039).

Almost surely, 2^{121092001200077} is an apocalyptic number.

It is an amenable number.

121092001200077 is a deficient number, since it is larger than the sum of its proper divisors (1).

121092001200077 is an equidigital number, since it uses as much as digits as its factorization.

121092001200077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3528, while the sum is 32.

Adding to 121092001200077 its reverse (770002100290121), we get a palindrome (891094101490198).

The spelling of 121092001200077 in words is "one hundred twenty-one trillion, ninety-two billion, one million, two hundred thousand, seventy-seven".