2012312021053 has 2 divisors, whose sum is σ = 2012312021054. Its totient is φ = 2012312021052.

The previous prime is 2012312021021. The next prime is 2012312021063. The reversal of 2012312021053 is 3501202132102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1952288001049 + 60024020004 = 1397243^2 + 244998^2 .

It is a cyclic number.

It is not a de Polignac number, because 2012312021053 - 2⁵ = 2012312021021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2012312021063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006156010526 + 1006156010527.

It is an arithmetic number, because the mean of its divisors is an integer number (1006156010527).

Almost surely, 2^{2012312021053} is an apocalyptic number.

It is an amenable number.

2012312021053 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012312021053 is an equidigital number, since it uses as much as digits as its factorization.

2012312021053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 2012312021053 its reverse (3501202132102), we get a palindrome (5513514153155).

The spelling of 2012312021053 in words is "two trillion, twelve billion, three hundred twelve million, twenty-one thousand, fifty-three".