1122111030111 has 32 divisors (see below), whose sum is σ = 1683117999360. Its totient is φ = 660779536896.

The previous prime is 1122111030109. The next prime is 1122111030269. The reversal of 1122111030111 is 1110301112211.

It is not a de Polignac number, because 1122111030111 - 2¹ = 1122111030109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122111030611) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5307576 + ... + 5514941.

It is an arithmetic number, because the mean of its divisors is an integer number (52597437480).

Almost surely, 2^{1122111030111} is an apocalyptic number.

1122111030111 is a deficient number, since it is larger than the sum of its proper divisors (561006969249).

1122111030111 is a wasteful number, since it uses less digits than its factorization.

1122111030111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10822663.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 1122111030111 its reverse (1110301112211), we get a palindrome (2232412142322).

The spelling of 1122111030111 in words is "one trillion, one hundred twenty-two billion, one hundred eleven million, thirty thousand, one hundred eleven".