22012011202211 has 2 divisors, whose sum is σ = 22012011202212. Its totient is φ = 22012011202210.

The previous prime is 22012011202157. The next prime is 22012011202217. The reversal of 22012011202211 is 11220211021022.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22012011202211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22012011202211.

It is not a weakly prime, because it can be changed into another prime (22012011202217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11006005601105 + 11006005601106.

It is an arithmetic number, because the mean of its divisors is an integer number (11006005601106).

Almost surely, 2^{22012011202211} is an apocalyptic number.

22012011202211 is a deficient number, since it is larger than the sum of its proper divisors (1).

22012011202211 is an equidigital number, since it uses as much as digits as its factorization.

22012011202211 is an evil number, because the sum of its binary digits is even.

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

Adding to 22012011202211 its reverse (11220211021022), we get a palindrome (33232222223233).

The spelling of 22012011202211 in words is "twenty-two trillion, twelve billion, eleven million, two hundred two thousand, two hundred eleven".