2012012211120 has 40 divisors (see below), whose sum is σ = 6237237855216. Its totient is φ = 536536589568.

The previous prime is 2012012211119. The next prime is 2012012211137. The reversal of 2012012211120 is 211122102102.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2012012211120.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4191691867 + ... + 4191692346.

Almost surely, 2^{2012012211120} is an apocalyptic number.

2012012211120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012012211120 is an abundant number, since it is smaller than the sum of its proper divisors (4225225644096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2012012211120 is a wasteful number, since it uses less digits than its factorization.

2012012211120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8383384229 (or 8383384223 counting only the distinct ones).

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

Adding to 2012012211120 its reverse (211122102102), we get a palindrome (2223134313222).

The spelling of 2012012211120 in words is "two trillion, twelve billion, twelve million, two hundred eleven thousand, one hundred twenty".