1122001011109 has 24 divisors (see below), whose sum is σ = 1309076728344. Its totient is φ = 957606144000.

The previous prime is 1122001011097. The next prime is 1122001011127. The reversal of 1122001011109 is 9011101002211.

It can be written as a sum of positive squares in 4 ways, for example, as 335414722500 + 786586288609 = 579150^2 + 886897^2 .

It is not a de Polignac number, because 1122001011109 - 2¹¹ = 1122001009061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122001018109) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 144739 + ... + 1504975.

It is an arithmetic number, because the mean of its divisors is an integer number (54544863681).

Almost surely, 2^{1122001011109} is an apocalyptic number.

It is an amenable number.

1122001011109 is a deficient number, since it is larger than the sum of its proper divisors (187075717235).

1122001011109 is a wasteful number, since it uses less digits than its factorization.

1122001011109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1360677 (or 1360666 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 19.

The spelling of 1122001011109 in words is "one trillion, one hundred twenty-two billion, one million, eleven thousand, one hundred nine".