1110021123011 has 16 divisors (see below), whose sum is σ = 1219563459840. Its totient is φ = 1005614676000.

The previous prime is 1110021122999. The next prime is 1110021123019. The reversal of 1110021123011 is 1103211200111.

It is a cyclic number.

It is not a de Polignac number, because 1110021123011 - 2¹⁰ = 1110021121987 is a prime.

It is a super-2 number, since 2×1110021123011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1110021123019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1354136 + ... + 2013386.

It is an arithmetic number, because the mean of its divisors is an integer number (76222716240).

Almost surely, 2^{1110021123011} is an apocalyptic number.

1110021123011 is a deficient number, since it is larger than the sum of its proper divisors (109542336829).

1110021123011 is a wasteful number, since it uses less digits than its factorization.

1110021123011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663146.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 1110021123011 its reverse (1103211200111), we get a palindrome (2213232323122).

The spelling of 1110021123011 in words is "one trillion, one hundred ten billion, twenty-one million, one hundred twenty-three thousand, eleven".