10211011212211 has 4 divisors (see below), whose sum is σ = 10222002613800. Its totient is φ = 10200019810624.

The previous prime is 10211011212131. The next prime is 10211011212277. The reversal of 10211011212211 is 11221211011201.

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 10211011212211 - 2¹⁵ = 10211011179443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10211011272211) 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, 5495699401 + ... + 5495701258.

It is an arithmetic number, because the mean of its divisors is an integer number (2555500653450).

Almost surely, 2^{10211011212211} is an apocalyptic number.

10211011212211 is a deficient number, since it is larger than the sum of its proper divisors (10991401589).

10211011212211 is an equidigital number, since it uses as much as digits as its factorization.

10211011212211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10991401588.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 10211011212211 its reverse (11221211011201), we get a palindrome (21432222223412).

The spelling of 10211011212211 in words is "ten trillion, two hundred eleven billion, eleven million, two hundred twelve thousand, two hundred eleven".