10203021331051 has 2 divisors, whose sum is σ = 10203021331052. Its totient is φ = 10203021331050.

The previous prime is 10203021331037. The next prime is 10203021331073. The reversal of 10203021331051 is 15013312030201.

It is an a-pointer prime, because the next prime (10203021331073) can be obtained adding 10203021331051 to its sum of digits (22).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10203021331051 - 2²¹ = 10203019233899 is a prime.

It is not a weakly prime, because it can be changed into another prime (10203021331081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5101510665525 + 5101510665526.

It is an arithmetic number, because the mean of its divisors is an integer number (5101510665526).

Almost surely, 2^{10203021331051} is an apocalyptic number.

10203021331051 is a deficient number, since it is larger than the sum of its proper divisors (1).

10203021331051 is an equidigital number, since it uses as much as digits as its factorization.

10203021331051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 22.

Adding to 10203021331051 its reverse (15013312030201), we get a palindrome (25216333361252).

The spelling of 10203021331051 in words is "ten trillion, two hundred three billion, twenty-one million, three hundred thirty-one thousand, fifty-one".