11202012100120 has 64 divisors (see below), whose sum is σ = 25820023955040. Its totient is φ = 4371389568000.

The previous prime is 11202012100099. The next prime is 11202012100121. The reversal of 11202012100120 is 2100121020211.

It is a self number, because there is not a number n which added to its sum of digits gives 11202012100120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11202012100121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72248199 + ... + 72403081.

Almost surely, 2^{11202012100120} is an apocalyptic number.

11202012100120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11202012100120 is an abundant number, since it is smaller than the sum of its proper divisors (14618011854920).

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

11202012100120 is a wasteful number, since it uses less digits than its factorization.

11202012100120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199036 (or 199032 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11202012100120 its reverse (2100121020211), we get a palindrome (13302133120331).

The spelling of 11202012100120 in words is "eleven trillion, two hundred two billion, twelve million, one hundred thousand, one hundred twenty".