22211012011 has 8 divisors (see below), whose sum is σ = 22693333248. Its totient is φ = 21732504000.

The previous prime is 22211011997. The next prime is 22211012059. The reversal of 22211012011 is 11021011222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22211012011 - 2⁷ = 22211011883 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22211011982 and 22211012000.

It is not an unprimeable number, because it can be changed into a prime (22211012911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 941530 + ... + 964831.

It is an arithmetic number, because the mean of its divisors is an integer number (2836666656).

Almost surely, 2^22211012011 is an apocalyptic number.

22211012011 is a deficient number, since it is larger than the sum of its proper divisors (482321237).

22211012011 is a wasteful number, since it uses less digits than its factorization.

22211012011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1906613.

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

Adding to 22211012011 its reverse (11021011222), we get a palindrome (33232023233).

The spelling of 22211012011 in words is "twenty-two billion, two hundred eleven million, twelve thousand, eleven".