2321051110451 has 2 divisors, whose sum is σ = 2321051110452. Its totient is φ = 2321051110450.

The previous prime is 2321051110361. The next prime is 2321051110559. The reversal of 2321051110451 is 1540111501232.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2321051110451 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2321051110451.

It is not a weakly prime, because it can be changed into another prime (2321051110751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160525555225 + 1160525555226.

It is an arithmetic number, because the mean of its divisors is an integer number (1160525555226).

Almost surely, 2^{2321051110451} is an apocalyptic number.

2321051110451 is a deficient number, since it is larger than the sum of its proper divisors (1).

2321051110451 is an equidigital number, since it uses as much as digits as its factorization.

2321051110451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 26.

Adding to 2321051110451 its reverse (1540111501232), we get a palindrome (3861162611683).

The spelling of 2321051110451 in words is "two trillion, three hundred twenty-one billion, fifty-one million, one hundred ten thousand, four hundred fifty-one".