1102121021011 has 8 divisors (see below), whose sum is σ = 1103417280000. Its totient is φ = 1100825426688.

The previous prime is 1102121020999. The next prime is 1102121021021. The reversal of 1102121021011 is 1101201212011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1102121021011 - 2⁷ = 1102121020883 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1102121020982 and 1102121021000.

It is not an unprimeable number, because it can be changed into a prime (1102121021021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3191865 + ... + 3520261.

It is an arithmetic number, because the mean of its divisors is an integer number (137927160000).

Almost surely, 2^{1102121021011} is an apocalyptic number.

1102121021011 is a deficient number, since it is larger than the sum of its proper divisors (1296258989).

1102121021011 is a wasteful number, since it uses less digits than its factorization.

1102121021011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332333.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1102121021011 its reverse (1101201212011), we get a palindrome (2203322233022).

The spelling of 1102121021011 in words is "one trillion, one hundred two billion, one hundred twenty-one million, twenty-one thousand, eleven".