222200121037 has 2 divisors, whose sum is σ = 222200121038. Its totient is φ = 222200121036.

The previous prime is 222200120983. The next prime is 222200121041. The reversal of 222200121037 is 730121002222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 165107319556 + 57092801481 = 406334^2 + 238941^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222200121037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222200120999 and 222200121017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222200181037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111100060518 + 111100060519.

It is an arithmetic number, because the mean of its divisors is an integer number (111100060519).

Almost surely, 2^222200121037 is an apocalyptic number.

It is an amenable number.

222200121037 is a deficient number, since it is larger than the sum of its proper divisors (1).

222200121037 is an equidigital number, since it uses as much as digits as its factorization.

222200121037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 22.

Adding to 222200121037 its reverse (730121002222), we get a palindrome (952321123259).

The spelling of 222200121037 in words is "two hundred twenty-two billion, two hundred million, one hundred twenty-one thousand, thirty-seven".