2021113302337 has 2 divisors, whose sum is σ = 2021113302338. Its totient is φ = 2021113302336.

The previous prime is 2021113302301. The next prime is 2021113302343. The reversal of 2021113302337 is 7332033111202.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1483935712561 + 537177589776 = 1218169^2 + 732924^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2021113302337 is a prime.

It is not a weakly prime, because it can be changed into another prime (2021113302037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010556651168 + 1010556651169.

It is an arithmetic number, because the mean of its divisors is an integer number (1010556651169).

Almost surely, 2^{2021113302337} is an apocalyptic number.

It is an amenable number.

2021113302337 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021113302337 is an equidigital number, since it uses as much as digits as its factorization.

2021113302337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 28.

Adding to 2021113302337 its reverse (7332033111202), we get a palindrome (9353146413539).

The spelling of 2021113302337 in words is "two trillion, twenty-one billion, one hundred thirteen million, three hundred two thousand, three hundred thirty-seven".