22010020101211 has 4 divisors (see below), whose sum is σ = 22017072337624. Its totient is φ = 22002967864800.

The previous prime is 22010020101161. The next prime is 22010020101233. The reversal of 22010020101211 is 11210102001022.

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 22010020101211 - 2¹¹ = 22010020099163 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22010020101191 and 22010020101200.

It is not an unprimeable number, because it can be changed into a prime (22010020101271) 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, 3526113525 + ... + 3526119766.

It is an arithmetic number, because the mean of its divisors is an integer number (5504268084406).

Almost surely, 2^{22010020101211} is an apocalyptic number.

22010020101211 is a deficient number, since it is larger than the sum of its proper divisors (7052236413).

22010020101211 is an equidigital number, since it uses as much as digits as its factorization.

22010020101211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7052236412.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 22010020101211 its reverse (11210102001022), we get a palindrome (33220122102233).

The spelling of 22010020101211 in words is "twenty-two trillion, ten billion, twenty million, one hundred one thousand, two hundred eleven".