11212002002120 has 64 divisors (see below), whose sum is σ = 25310937516480. Its totient is φ = 4469881418496.

The previous prime is 11212002002119. The next prime is 11212002002153. The reversal of 11212002002120 is 2120020021211.

It is a junction number, because it is equal to n+sod(n) for n = 11212002002095 and 11212002002104.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 270102407 + ... + 270143913.

It is an arithmetic number, because the mean of its divisors is an integer number (395483398695).

Almost surely, 2^{11212002002120} is an apocalyptic number.

11212002002120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11212002002120 is an abundant number, since it is smaller than the sum of its proper divisors (14098935514360).

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

11212002002120 is a wasteful number, since it uses less digits than its factorization.

11212002002120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63822 (or 63818 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11212002002120 its reverse (2120020021211), we get a palindrome (13332022023331).

It can be divided in two parts, 1 and 1212002002120, that added together give a palindrome (1212002002121).

The spelling of 11212002002120 in words is "eleven trillion, two hundred twelve billion, two million, two thousand, one hundred twenty".