2012022121011 has 12 divisors (see below), whose sum is σ = 3120687371592. Its totient is φ = 1149726926208.

The previous prime is 2012022121003. The next prime is 2012022121027. The reversal of 2012022121011 is 1101212202102.

It is not a de Polignac number, because 2012022121011 - 2³ = 2012022121003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2012022121211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6843612510 + ... + 6843612803.

It is an arithmetic number, because the mean of its divisors is an integer number (260057280966).

Almost surely, 2^{2012022121011} is an apocalyptic number.

2012022121011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2012022121011 is a deficient number, since it is larger than the sum of its proper divisors (1108665250581).

2012022121011 is a wasteful number, since it uses less digits than its factorization.

2012022121011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13687225330 (or 13687225323 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2012022121011 its reverse (1101212202102), we get a palindrome (3113234323113).

The spelling of 2012022121011 in words is "two trillion, twelve billion, twenty-two million, one hundred twenty-one thousand, eleven".