2120022212237 has 2 divisors, whose sum is σ = 2120022212238. Its totient is φ = 2120022212236.

The previous prime is 2120022212197. The next prime is 2120022212251. The reversal of 2120022212237 is 7322122200212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2070623149156 + 49399063081 = 1438966^2 + 222259^2 .

It is a cyclic number.

It is not a de Polignac number, because 2120022212237 - 2⁸ = 2120022211981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120022212267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060011106118 + 1060011106119.

It is an arithmetic number, because the mean of its divisors is an integer number (1060011106119).

Almost surely, 2^{2120022212237} is an apocalyptic number.

It is an amenable number.

2120022212237 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120022212237 is an equidigital number, since it uses as much as digits as its factorization.

2120022212237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 26.

Adding to 2120022212237 its reverse (7322122200212), we get a palindrome (9442144412449).

The spelling of 2120022212237 in words is "two trillion, one hundred twenty billion, twenty-two million, two hundred twelve thousand, two hundred thirty-seven".