222031223130037 has 2 divisors, whose sum is σ = 222031223130038. Its totient is φ = 222031223130036.

The previous prime is 222031223129953. The next prime is 222031223130043. The reversal of 222031223130037 is 730031322130222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 167548533954916 + 54482689175121 = 12944054^2 + 7381239^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222031223130037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222031223129990 and 222031223130008.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222031223130337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111015611565018 + 111015611565019.

It is an arithmetic number, because the mean of its divisors is an integer number (111015611565019).

Almost surely, 2^{222031223130037} is an apocalyptic number.

It is an amenable number.

222031223130037 is a deficient number, since it is larger than the sum of its proper divisors (1).

222031223130037 is an equidigital number, since it uses as much as digits as its factorization.

222031223130037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 31.

Adding to 222031223130037 its reverse (730031322130222), we get a palindrome (952062545260259).

The spelling of 222031223130037 in words is "two hundred twenty-two trillion, thirty-one billion, two hundred twenty-three million, one hundred thirty thousand, thirty-seven".