2134221200028 has 18 divisors (see below), whose sum is σ = 5394836922384. Its totient is φ = 711407066664.

The previous prime is 2134221199973. The next prime is 2134221200029. The reversal of 2134221200028 is 8200021224312.

2134221200028 is a `hidden beast` number, since 2 + 13 + 422 + 1 + 200 + 0 + 28 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 2134221199974 and 2134221200010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2134221200029) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29641961076 + ... + 29641961147.

Almost surely, 2^{2134221200028} is an apocalyptic number.

It is an amenable number.

2134221200028 is an abundant number, since it is smaller than the sum of its proper divisors (3260615722356).

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

2134221200028 is a wasteful number, since it uses less digits than its factorization.

2134221200028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59283922233 (or 59283922228 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The spelling of 2134221200028 in words is "two trillion, one hundred thirty-four billion, two hundred twenty-one million, two hundred thousand, twenty-eight".