20102202211011 has 4 divisors (see below), whose sum is σ = 26802936281352. Its totient is φ = 13401468140672.

The previous prime is 20102202210973. The next prime is 20102202211031. The reversal of 20102202211011 is 11011220220102.

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 20102202211011 - 2³⁷ = 19964763257539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20102202211031) 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, 3350367035166 + ... + 3350367035171.

It is an arithmetic number, because the mean of its divisors is an integer number (6700734070338).

Almost surely, 2^{20102202211011} is an apocalyptic number.

20102202211011 is a deficient number, since it is larger than the sum of its proper divisors (6700734070341).

20102202211011 is an equidigital number, since it uses as much as digits as its factorization.

20102202211011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6700734070340.

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

Adding to 20102202211011 its reverse (11011220220102), we get a palindrome (31113422431113).

The spelling of 20102202211011 in words is "twenty trillion, one hundred two billion, two hundred two million, two hundred eleven thousand, eleven".