22311102043 has 2 divisors, whose sum is σ = 22311102044. Its totient is φ = 22311102042.

The previous prime is 22311101963. The next prime is 22311102049. The reversal of 22311102043 is 34020111322.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22311102043 - 2¹³ = 22311093851 is a prime.

It is a super-4 number, since 4×22311102043⁴ (a number of 42 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3.

It is a self number, because there is not a number n which added to its sum of digits gives 22311102043.

It is not a weakly prime, because it can be changed into another prime (22311102049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11155551021 + 11155551022.

It is an arithmetic number, because the mean of its divisors is an integer number (11155551022).

Almost surely, 2^22311102043 is an apocalyptic number.

22311102043 is a deficient number, since it is larger than the sum of its proper divisors (1).

22311102043 is an equidigital number, since it uses as much as digits as its factorization.

22311102043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 22311102043 its reverse (34020111322), we get a palindrome (56331213365).

The spelling of 22311102043 in words is "twenty-two billion, three hundred eleven million, one hundred two thousand, forty-three".