10221012110011 has 4 divisors (see below), whose sum is σ = 10344156834312. Its totient is φ = 10097867385712.

The previous prime is 10221012109999. The next prime is 10221012110081. The reversal of 10221012110011 is 11001121012201.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10221012110011 is a prime.

It is a super-3 number, since 3×10221012110011³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10221012109973 and 10221012110000.

It is not an unprimeable number, because it can be changed into a prime (10221012110081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61572362026 + ... + 61572362191.

It is an arithmetic number, because the mean of its divisors is an integer number (2586039208578).

Almost surely, 2^{10221012110011} is an apocalyptic number.

10221012110011 is a deficient number, since it is larger than the sum of its proper divisors (123144724301).

10221012110011 is an equidigital number, since it uses as much as digits as its factorization.

10221012110011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123144724300.

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

Adding to 10221012110011 its reverse (11001121012201), we get a palindrome (21222133122212).

The spelling of 10221012110011 in words is "ten trillion, two hundred twenty-one billion, twelve million, one hundred ten thousand, eleven".