211120002112020 has 96 divisors (see below), whose sum is σ = 591623374809600. Its totient is φ = 56252266957824.

The previous prime is 211120002111979. The next prime is 211120002112021. The reversal of 211120002112020 is 20211200021112.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211120002112021) 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, 432167061 + ... + 432655299.

It is an arithmetic number, because the mean of its divisors is an integer number (6162743487600).

Almost surely, 2^{211120002112020} is an apocalyptic number.

211120002112020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211120002112020 is an abundant number, since it is smaller than the sum of its proper divisors (380503372697580).

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

211120002112020 is a wasteful number, since it uses less digits than its factorization.

211120002112020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494177 (or 494175 counting only the distinct ones).

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

Adding to 211120002112020 its reverse (20211200021112), we get a palindrome (231331202133132).

The spelling of 211120002112020 in words is "two hundred eleven trillion, one hundred twenty billion, two million, one hundred twelve thousand, twenty".