2120011211112 has 16 divisors (see below), whose sum is σ = 5300028027840. Its totient is φ = 706670403696.

The previous prime is 2120011211081. The next prime is 2120011211147. The reversal of 2120011211112 is 2111121100212.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2120011211091 and 2120011211100.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44166900208 + ... + 44166900255.

It is an arithmetic number, because the mean of its divisors is an integer number (331251751740).

Almost surely, 2^{2120011211112} is an apocalyptic number.

It is an amenable number.

2120011211112 is an abundant number, since it is smaller than the sum of its proper divisors (3180016816728).

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

2120011211112 is a wasteful number, since it uses less digits than its factorization.

2120011211112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88333800472 (or 88333800468 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 2120011211112 its reverse (2111121100212), we get a palindrome (4231132311324).

The spelling of 2120011211112 in words is "two trillion, one hundred twenty billion, eleven million, two hundred eleven thousand, one hundred twelve".