11021011200977 has 2 divisors, whose sum is σ = 11021011200978. Its totient is φ = 11021011200976.

The previous prime is 11021011200929. The next prime is 11021011201007. The reversal of 11021011200977 is 77900211012011.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5898918855361 + 5122092345616 = 2428769^2 + 2263204^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11021011200977 is a prime.

It is not a weakly prime, because it can be changed into another prime (11021011200917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5510505600488 + 5510505600489.

It is an arithmetic number, because the mean of its divisors is an integer number (5510505600489).

Almost surely, 2^{11021011200977} is an apocalyptic number.

It is an amenable number.

11021011200977 is a deficient number, since it is larger than the sum of its proper divisors (1).

11021011200977 is an equidigital number, since it uses as much as digits as its factorization.

11021011200977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1764, while the sum is 32.

Adding to 11021011200977 its reverse (77900211012011), we get a palindrome (88921222212988).

The spelling of 11021011200977 in words is "eleven trillion, twenty-one billion, eleven million, two hundred thousand, nine hundred seventy-seven".