2012021121033 has 128 divisors (see below), whose sum is σ = 3791765053440. Its totient is φ = 1024033570560.

The previous prime is 2012021120903. The next prime is 2012021121083. The reversal of 2012021121033 is 3301211202102.

It is not a de Polignac number, because 2012021121033 - 2²⁶ = 2011954012169 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2012021120997 and 2012021121015.

It is not an unprimeable number, because it can be changed into a prime (2012021121083) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 80093391 + ... + 80118507.

It is an arithmetic number, because the mean of its divisors is an integer number (29623164480).

Almost surely, 2^{2012021121033} is an apocalyptic number.

It is an amenable number.

2012021121033 is a deficient number, since it is larger than the sum of its proper divisors (1779743932407).

2012021121033 is a wasteful number, since it uses less digits than its factorization.

2012021121033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25924 (or 25918 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2012021121033 its reverse (3301211202102), we get a palindrome (5313232323135).

The spelling of 2012021121033 in words is "two trillion, twelve billion, twenty-one million, one hundred twenty-one thousand, thirty-three".