2012022111120 has 160 divisors (see below), whose sum is σ = 7249126026240. Its totient is φ = 452095987200.

The previous prime is 2012022111091. The next prime is 2012022111167. The reversal of 2012022111120 is 211112202102.

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 2012022111120.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10050306 + ... + 10248545.

It is an arithmetic number, because the mean of its divisors is an integer number (45307037664).

Almost surely, 2^{2012022111120} is an apocalyptic number.

2012022111120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012022111120 is an abundant number, since it is smaller than the sum of its proper divisors (5237103915120).

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

2012022111120 is a wasteful number, since it uses less digits than its factorization.

2012022111120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20298933 (or 20298927 counting only the distinct ones).

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

Adding to 2012022111120 its reverse (211112202102), we get a palindrome (2223134313222).

The spelling of 2012022111120 in words is "two trillion, twelve billion, twenty-two million, one hundred eleven thousand, one hundred twenty".