11102121211023 has 6 divisors (see below), whose sum is σ = 16036397304824. Its totient is φ = 7401414140676.

The previous prime is 11102121211007. The next prime is 11102121211043. The reversal of 11102121211023 is 32011212120111.

It is a happy number.

It is not a de Polignac number, because 11102121211023 - 2⁴ = 11102121211007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11102121210987 and 11102121211005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11102121211043) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 616784511715 + ... + 616784511732.

Almost surely, 2^{11102121211023} is an apocalyptic number.

11102121211023 is a deficient number, since it is larger than the sum of its proper divisors (4934276093801).

11102121211023 is a wasteful number, since it uses less digits than its factorization.

11102121211023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1233569023453 (or 1233569023450 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 11102121211023 its reverse (32011212120111), we get a palindrome (43113333331134).

The spelling of 11102121211023 in words is "eleven trillion, one hundred two billion, one hundred twenty-one million, two hundred eleven thousand, twenty-three".