10202012221011 has 12 divisors (see below), whose sum is σ = 14729532438168. Its totient is φ = 6278161366464.

The previous prime is 10202012220977. The next prime is 10202012221061. The reversal of 10202012221011 is 11012221020201.

It is not a de Polignac number, because 10202012221011 - 2⁶ = 10202012220947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10202012221061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10061155530 + ... + 10061156543.

It is an arithmetic number, because the mean of its divisors is an integer number (1227461036514).

Almost surely, 2^{10202012221011} is an apocalyptic number.

10202012221011 is a deficient number, since it is larger than the sum of its proper divisors (4527520217157).

10202012221011 is a wasteful number, since it uses less digits than its factorization.

10202012221011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20122312102 (or 20122312089 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10202012221011 its reverse (11012221020201), we get a palindrome (21214233241212).

The spelling of 10202012221011 in words is "ten trillion, two hundred two billion, twelve million, two hundred twenty-one thousand, eleven".