12021311510003 has 2 divisors, whose sum is σ = 12021311510004. Its totient is φ = 12021311510002.

The previous prime is 12021311509981. The next prime is 12021311510051. The reversal of 12021311510003 is 30001511312021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12021311510003 - 2³⁸ = 11746433603059 is a prime.

It is not a weakly prime, because it can be changed into another prime (12021311510063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6010655755001 + 6010655755002.

It is an arithmetic number, because the mean of its divisors is an integer number (6010655755002).

Almost surely, 2^{12021311510003} is an apocalyptic number.

12021311510003 is a deficient number, since it is larger than the sum of its proper divisors (1).

12021311510003 is an equidigital number, since it uses as much as digits as its factorization.

12021311510003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 20.

Adding to 12021311510003 its reverse (30001511312021), we get a palindrome (42022822822024).

The spelling of 12021311510003 in words is "twelve trillion, twenty-one billion, three hundred eleven million, five hundred ten thousand, three".