22203013131181 has 2 divisors, whose sum is σ = 22203013131182. Its totient is φ = 22203013131180.

The previous prime is 22203013131119. The next prime is 22203013131217. The reversal of 22203013131181 is 18113131030222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19881869470281 + 2321143660900 = 4458909^2 + 1523530^2 .

It is a cyclic number.

It is not a de Polignac number, because 22203013131181 - 2¹⁹ = 22203012606893 is a prime.

It is a super-2 number, since 2×22203013131181² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22203013131781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11101506565590 + 11101506565591.

It is an arithmetic number, because the mean of its divisors is an integer number (11101506565591).

Almost surely, 2^{22203013131181} is an apocalyptic number.

It is an amenable number.

22203013131181 is a deficient number, since it is larger than the sum of its proper divisors (1).

22203013131181 is an equidigital number, since it uses as much as digits as its factorization.

22203013131181 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 22203013131181 in words is "twenty-two trillion, two hundred three billion, thirteen million, one hundred thirty-one thousand, one hundred eighty-one".