12011011123051 has 2 divisors, whose sum is σ = 12011011123052. Its totient is φ = 12011011123050.

The previous prime is 12011011123009. The next prime is 12011011123061. The reversal of 12011011123051 is 15032111011021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12011011123051 - 2¹³ = 12011011114859 is a prime.

It is not a weakly prime, because it can be changed into another prime (12011011123061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005505561525 + 6005505561526.

It is an arithmetic number, because the mean of its divisors is an integer number (6005505561526).

Almost surely, 2^{12011011123051} is an apocalyptic number.

12011011123051 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011011123051 is an equidigital number, since it uses as much as digits as its factorization.

12011011123051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60, while the sum is 19.

Adding to 12011011123051 its reverse (15032111011021), we get a palindrome (27043122134072).

The spelling of 12011011123051 in words is "twelve trillion, eleven billion, eleven million, one hundred twenty-three thousand, fifty-one".