1001121222037 has 2 divisors, whose sum is σ = 1001121222038. Its totient is φ = 1001121222036.

The previous prime is 1001121221987. The next prime is 1001121222053. The reversal of 1001121222037 is 7302221211001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 597700618321 + 403420603716 = 773111^2 + 635154^2 .

It is a cyclic number.

It is not a de Polignac number, because 1001121222037 - 2¹⁹ = 1001120697749 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1001121221999 and 1001121222017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001121220037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500560611018 + 500560611019.

It is an arithmetic number, because the mean of its divisors is an integer number (500560611019).

Almost surely, 2^{1001121222037} is an apocalyptic number.

It is an amenable number.

1001121222037 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001121222037 is an equidigital number, since it uses as much as digits as its factorization.

1001121222037 is an evil number, because the sum of its binary digits is even.

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

Adding to 1001121222037 its reverse (7302221211001), we get a palindrome (8303342433038).

The spelling of 1001121222037 in words is "one trillion, one billion, one hundred twenty-one million, two hundred twenty-two thousand, thirty-seven".