1120420020977 has 2 divisors, whose sum is σ = 1120420020978. Its totient is φ = 1120420020976.

The previous prime is 1120420020917. The next prime is 1120420021033. The reversal of 1120420020977 is 7790200240211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1118029202161 + 2390818816 = 1057369^2 + 48896^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120420020977 - 2¹⁸ = 1120419758833 is a prime.

It is a super-3 number, since 3×1120420020977³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (1120420020917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560210010488 + 560210010489.

It is an arithmetic number, because the mean of its divisors is an integer number (560210010489).

Almost surely, 2^{1120420020977} is an apocalyptic number.

It is an amenable number.

1120420020977 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120420020977 is an equidigital number, since it uses as much as digits as its factorization.

1120420020977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 35.

The spelling of 1120420020977 in words is "one trillion, one hundred twenty billion, four hundred twenty million, twenty thousand, nine hundred seventy-seven".