20230331301997 has 2 divisors, whose sum is σ = 20230331301998. Its totient is φ = 20230331301996.

The previous prime is 20230331301991. The next prime is 20230331302043. The reversal of 20230331301997 is 79910313303202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15064070512516 + 5166260789481 = 3881246^2 + 2272941^2 .

It is a cyclic number.

It is not a de Polignac number, because 20230331301997 - 2³⁵ = 20195971563629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20230331301991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10115165650998 + 10115165650999.

It is an arithmetic number, because the mean of its divisors is an integer number (10115165650999).

Almost surely, 2^{20230331301997} is an apocalyptic number.

It is an amenable number.

20230331301997 is a deficient number, since it is larger than the sum of its proper divisors (1).

20230331301997 is an equidigital number, since it uses as much as digits as its factorization.

20230331301997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 183708, while the sum is 43.

The spelling of 20230331301997 in words is "twenty trillion, two hundred thirty billion, three hundred thirty-one million, three hundred one thousand, nine hundred ninety-seven".