22211022202011 has 12 divisors (see below), whose sum is σ = 32400237008880. Its totient is φ = 14660740726800.

The previous prime is 22211022201967. The next prime is 22211022202069. The reversal of 22211022202011 is 11020222011222.

It is a happy number.

It is not a de Polignac number, because 22211022202011 - 2¹⁸ = 22211021939867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22211022202511) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12217283031 + ... + 12217284848.

It is an arithmetic number, because the mean of its divisors is an integer number (2700019750740).

Almost surely, 2^{22211022202011} is an apocalyptic number.

22211022202011 is a deficient number, since it is larger than the sum of its proper divisors (10189214806869).

22211022202011 is a wasteful number, since it uses less digits than its factorization.

22211022202011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24434567986 (or 24434567983 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22211022202011 its reverse (11020222011222), we get a palindrome (33231244213233).

The spelling of 22211022202011 in words is "twenty-two trillion, two hundred eleven billion, twenty-two million, two hundred two thousand, eleven".