2121112332000 has 240 divisors, whose sum is σ = 7785190485072. Its totient is φ = 565629868800.

The previous prime is 2121112331993. The next prime is 2121112332011. The reversal of 2121112332000 is 2332111212.

2121112332000 is a `hidden beast` number, since 21 + 211 + 1 + 233 + 200 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2949322 + ... + 3597321.

Almost surely, 2^{2121112332000} is an apocalyptic number.

2121112332000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2121112332000 is an abundant number, since it is smaller than the sum of its proper divisors (5664078153072).

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

2121112332000 is an equidigital number, since it uses as much as digits as its factorization.

2121112332000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6546680 (or 6546653 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2121112332000 its reverse (2332111212), we get a palindrome (2123444443212).

The spelling of 2121112332000 in words is "two trillion, one hundred twenty-one billion, one hundred twelve million, three hundred thirty-two thousand".