22101012022211 has 4 divisors (see below), whose sum is σ = 22102188064632. Its totient is φ = 22099835979792.

The previous prime is 22101012022123. The next prime is 22101012022253. The reversal of 22101012022211 is 11222021010122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22101012022211 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22101012022211.

It is not an unprimeable number, because it can be changed into a prime (22101012922211) 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, 587993021 + ... + 588030606.

It is an arithmetic number, because the mean of its divisors is an integer number (5525547016158).

Almost surely, 2^{22101012022211} is an apocalyptic number.

22101012022211 is a deficient number, since it is larger than the sum of its proper divisors (1176042421).

22101012022211 is a wasteful number, since it uses less digits than its factorization.

22101012022211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1176042420.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22101012022211 its reverse (11222021010122), we get a palindrome (33323033032333).

The spelling of 22101012022211 in words is "twenty-two trillion, one hundred one billion, twelve million, twenty-two thousand, two hundred eleven".