2120011022112 has 24 divisors (see below), whose sum is σ = 5565028933296. Its totient is φ = 706670340672.

The previous prime is 2120011022099. The next prime is 2120011022117. The reversal of 2120011022112 is 2112201100212.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 2120011022091 and 2120011022100.

It is not an unprimeable number, because it can be changed into a prime (2120011022117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11041723978 + ... + 11041724169.

It is an arithmetic number, because the mean of its divisors is an integer number (231876205554).

Almost surely, 2^{2120011022112} is an apocalyptic number.

It is an amenable number.

2120011022112 is an abundant number, since it is smaller than the sum of its proper divisors (3445017911184).

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

2120011022112 is a wasteful number, since it uses less digits than its factorization.

2120011022112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22083448160 (or 22083448152 counting only the distinct ones).

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

Adding to 2120011022112 its reverse (2112201100212), we get a palindrome (4232212122324).

The spelling of 2120011022112 in words is "two trillion, one hundred twenty billion, eleven million, twenty-two thousand, one hundred twelve".