1102031121011 has 4 divisors (see below), whose sum is σ = 1120097205024. Its totient is φ = 1083965037000.

The previous prime is 1102031120959. The next prime is 1102031121017. The reversal of 1102031121011 is 1101211302011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1102031121011 - 2⁶ = 1102031120947 is a prime.

It is a super-2 number, since 2×1102031121011² (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 (1102031121017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9033041915 + ... + 9033042036.

It is an arithmetic number, because the mean of its divisors is an integer number (280024301256).

Almost surely, 2^{1102031121011} is an apocalyptic number.

1102031121011 is a deficient number, since it is larger than the sum of its proper divisors (18066084013).

1102031121011 is an equidigital number, since it uses as much as digits as its factorization.

1102031121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18066084012.

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

Adding to 1102031121011 its reverse (1101211302011), we get a palindrome (2203242423022).

The spelling of 1102031121011 in words is "one trillion, one hundred two billion, thirty-one million, one hundred twenty-one thousand, eleven".