2012012021233 has 2 divisors, whose sum is σ = 2012012021234. Its totient is φ = 2012012021232.

The previous prime is 2012012021209. The next prime is 2012012021263. The reversal of 2012012021233 is 3321202102102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1355706265104 + 656305756129 = 1164348^2 + 810127^2 .

It is a cyclic number.

It is not a de Polignac number, because 2012012021233 - 2¹³ = 2012012013041 is a prime.

It is a super-2 number, since 2×2012012021233² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2012012021233.

It is not a weakly prime, because it can be changed into another prime (2012012021263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006006010616 + 1006006010617.

It is an arithmetic number, because the mean of its divisors is an integer number (1006006010617).

Almost surely, 2^{2012012021233} is an apocalyptic number.

It is an amenable number.

2012012021233 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012012021233 is an equidigital number, since it uses as much as digits as its factorization.

2012012021233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 2012012021233 its reverse (3321202102102), we get a palindrome (5333214123335).

The spelling of 2012012021233 in words is "two trillion, twelve billion, twelve million, twenty-one thousand, two hundred thirty-three".