2021113302037 has 2 divisors, whose sum is σ = 2021113302038. Its totient is φ = 2021113302036.

The previous prime is 2021113302017. The next prime is 2021113302041. The reversal of 2021113302037 is 7302033111202.

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., 1671833484036 + 349279818001 = 1292994^2 + 590999^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2021113302037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2021113302017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010556651018 + 1010556651019.

It is an arithmetic number, because the mean of its divisors is an integer number (1010556651019).

Almost surely, 2^{2021113302037} is an apocalyptic number.

It is an amenable number.

2021113302037 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021113302037 is an equidigital number, since it uses as much as digits as its factorization.

2021113302037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 25.

Adding to 2021113302037 its reverse (7302033111202), we get a palindrome (9323146413239).

The spelling of 2021113302037 in words is "two trillion, twenty-one billion, one hundred thirteen million, three hundred two thousand, thirty-seven".