10221102101011 has 4 divisors (see below), whose sum is σ = 10236289474792. Its totient is φ = 10205914727232.

The previous prime is 10221102101009. The next prime is 10221102101051. The reversal of 10221102101011 is 11010120112201.

It is a happy number.

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 10221102101011 - 2¹ = 10221102101009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10221102100982 and 10221102101000.

It is not an unprimeable number, because it can be changed into a prime (10221102101051) 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, 7593685881 + ... + 7593687226.

It is an arithmetic number, because the mean of its divisors is an integer number (2559072368698).

Almost surely, 2^{10221102101011} is an apocalyptic number.

10221102101011 is a deficient number, since it is larger than the sum of its proper divisors (15187373781).

10221102101011 is an equidigital number, since it uses as much as digits as its factorization.

10221102101011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15187373780.

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

Adding to 10221102101011 its reverse (11010120112201), we get a palindrome (21231222213212).

The spelling of 10221102101011 in words is "ten trillion, two hundred twenty-one billion, one hundred two million, one hundred one thousand, eleven".