11106086021 has 2 divisors, whose sum is σ = 11106086022. Its totient is φ = 11106086020.

The previous prime is 11106085999. The next prime is 11106086059. The reversal of 11106086021 is 12068060111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9743664100 + 1362421921 = 98710^2 + 36911^2 .

It is a cyclic number.

It is not a de Polignac number, because 11106086021 - 2³⁰ = 10032344197 is a prime.

It is a super-2 number, since 2×11106086021² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11106026021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5553043010 + 5553043011.

It is an arithmetic number, because the mean of its divisors is an integer number (5553043011).

Almost surely, 2^11106086021 is an apocalyptic number.

It is an amenable number.

11106086021 is a deficient number, since it is larger than the sum of its proper divisors (1).

11106086021 is an equidigital number, since it uses as much as digits as its factorization.

11106086021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 26.

The spelling of 11106086021 in words is "eleven billion, one hundred six million, eighty-six thousand, twenty-one".