1122005110221 has 10 divisors (see below), whose sum is σ = 1676081707982. Its totient is φ = 748003406760.

The previous prime is 1122005110201. The next prime is 1122005110283. The reversal of 1122005110221 is 1220115002211.

1122005110221 is a `hidden beast` number, since 112 + 20 + 0 + 511 + 0 + 2 + 21 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1084024557225 + 37980552996 = 1041165^2 + 194886^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1122005110221 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1122005110194 and 1122005110203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122005110201) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6925957390 + ... + 6925957551.

Almost surely, 2^{1122005110221} is an apocalyptic number.

It is an amenable number.

1122005110221 is a deficient number, since it is larger than the sum of its proper divisors (554076597761).

1122005110221 is an equidigital number, since it uses as much as digits as its factorization.

1122005110221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13851914953 (or 13851914944 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 18.

The spelling of 1122005110221 in words is "one trillion, one hundred twenty-two billion, five million, one hundred ten thousand, two hundred twenty-one".