2012321223019 has 2 divisors, whose sum is σ = 2012321223020. Its totient is φ = 2012321223018.

The previous prime is 2012321223013. The next prime is 2012321223053. The reversal of 2012321223019 is 9103221232102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2012321223019 - 2⁵ = 2012321222987 is a prime.

It is a super-2 number, since 2×2012321223019² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2012321223013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006160611509 + 1006160611510.

It is an arithmetic number, because the mean of its divisors is an integer number (1006160611510).

Almost surely, 2^{2012321223019} is an apocalyptic number.

2012321223019 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012321223019 is an equidigital number, since it uses as much as digits as its factorization.

2012321223019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 2012321223019 in words is "two trillion, twelve billion, three hundred twenty-one million, two hundred twenty-three thousand, nineteen".