1106552206021 has 2 divisors, whose sum is σ = 1106552206022. Its totient is φ = 1106552206020.

The previous prime is 1106552205931. The next prime is 1106552206027. The reversal of 1106552206021 is 1206022556011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 564134685921 + 542417520100 = 751089^2 + 736490^2 .

It is a cyclic number.

It is not a de Polignac number, because 1106552206021 - 2²⁷ = 1106417988293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1106552206027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 553276103010 + 553276103011.

It is an arithmetic number, because the mean of its divisors is an integer number (553276103011).

Almost surely, 2^{1106552206021} is an apocalyptic number.

It is an amenable number.

1106552206021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1106552206021 is an equidigital number, since it uses as much as digits as its factorization.

1106552206021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 31.

The spelling of 1106552206021 in words is "one trillion, one hundred six billion, five hundred fifty-two million, two hundred six thousand, twenty-one".