111200022021037 has 2 divisors, whose sum is σ = 111200022021038. Its totient is φ = 111200022021036.

The previous prime is 111200022021029. The next prime is 111200022021169. The reversal of 111200022021037 is 730120220002111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110065990842756 + 1134031178281 = 10491234^2 + 1064909^2 .

It is a cyclic number.

It is not a de Polignac number, because 111200022021037 - 2³ = 111200022021029 is a prime.

It is a super-2 number, since 2×111200022021037² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111200022020999 and 111200022021017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111200022021017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55600011010518 + 55600011010519.

It is an arithmetic number, because the mean of its divisors is an integer number (55600011010519).

Almost surely, 2^{111200022021037} is an apocalyptic number.

It is an amenable number.

111200022021037 is a deficient number, since it is larger than the sum of its proper divisors (1).

111200022021037 is an equidigital number, since it uses as much as digits as its factorization.

111200022021037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 22.

Adding to 111200022021037 its reverse (730120220002111), we get a palindrome (841320242023148).

The spelling of 111200022021037 in words is "one hundred eleven trillion, two hundred billion, twenty-two million, twenty-one thousand, thirty-seven".