1201010210977 has 2 divisors, whose sum is σ = 1201010210978. Its totient is φ = 1201010210976.

The previous prime is 1201010210969. The next prime is 1201010211031. The reversal of 1201010210977 is 7790120101021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1085463924736 + 115546286241 = 1041856^2 + 339921^2 .

It is a cyclic number.

It is not a de Polignac number, because 1201010210977 - 2³ = 1201010210969 is a prime.

It is not a weakly prime, because it can be changed into another prime (1201010210177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600505105488 + 600505105489.

It is an arithmetic number, because the mean of its divisors is an integer number (600505105489).

Almost surely, 2^{1201010210977} is an apocalyptic number.

It is an amenable number.

1201010210977 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201010210977 is an equidigital number, since it uses as much as digits as its factorization.

1201010210977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1764, while the sum is 31.

Adding to 1201010210977 its reverse (7790120101021), we get a palindrome (8991130311998).

The spelling of 1201010210977 in words is "one trillion, two hundred one billion, ten million, two hundred ten thousand, nine hundred seventy-seven".