20143021037 has 2 divisors, whose sum is σ = 20143021038. Its totient is φ = 20143021036.

The previous prime is 20143021027. The next prime is 20143021043. The reversal of 20143021037 is 73012034102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16039209316 + 4103811721 = 126646^2 + 64061^2 .

It is a cyclic number.

It is not a de Polignac number, because 20143021037 - 2⁶ = 20143020973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20143021027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10071510518 + 10071510519.

It is an arithmetic number, because the mean of its divisors is an integer number (10071510519).

Almost surely, 2^20143021037 is an apocalyptic number.

It is an amenable number.

20143021037 is a deficient number, since it is larger than the sum of its proper divisors (1).

20143021037 is an equidigital number, since it uses as much as digits as its factorization.

20143021037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 23.

Adding to 20143021037 its reverse (73012034102), we get a palindrome (93155055139).

The spelling of 20143021037 in words is "twenty billion, one hundred forty-three million, twenty-one thousand, thirty-seven".