11331200072051 has 2 divisors, whose sum is σ = 11331200072052. Its totient is φ = 11331200072050.

The previous prime is 11331200072047. The next prime is 11331200072069. The reversal of 11331200072051 is 15027000213311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11331200072051 - 2² = 11331200072047 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11331200072051.

It is not a weakly prime, because it can be changed into another prime (11331200072041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5665600036025 + 5665600036026.

It is an arithmetic number, because the mean of its divisors is an integer number (5665600036026).

Almost surely, 2^{11331200072051} is an apocalyptic number.

11331200072051 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331200072051 is an equidigital number, since it uses as much as digits as its factorization.

11331200072051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 26.

Adding to 11331200072051 its reverse (15027000213311), we get a palindrome (26358200285362).

The spelling of 11331200072051 in words is "eleven trillion, three hundred thirty-one billion, two hundred million, seventy-two thousand, fifty-one".