2120202111120 has 160 divisors (see below), whose sum is σ = 6907249252992. Its totient is φ = 537313222656.

The previous prime is 2120202111103. The next prime is 2120202111121. The reversal of 2120202111120 is 211112020212.

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 2120202111120.

It is not an unprimeable number, because it can be changed into a prime (2120202111121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2394457 + ... + 3158136.

Almost surely, 2^{2120202111120} is an apocalyptic number.

2120202111120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2120202111120 is an abundant number, since it is smaller than the sum of its proper divisors (4787047141872).

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

2120202111120 is a wasteful number, since it uses less digits than its factorization.

2120202111120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5552689 (or 5552683 counting only the distinct ones).

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

Adding to 2120202111120 its reverse (211112020212), we get a palindrome (2331314131332).

It can be divided in two parts, 2120202 and 111120, that added together give a palindrome (2231322).

The spelling of 2120202111120 in words is "two trillion, one hundred twenty billion, two hundred two million, one hundred eleven thousand, one hundred twenty".