2021334434388 has 36 divisors (see below), whose sum is σ = 5113635054528. Its totient is φ = 673230787920.

The previous prime is 2021334434387. The next prime is 2021334434419. The reversal of 2021334434388 is 8834344331202.

2021334434388 is a `hidden beast` number, since 2 + 0 + 2 + 133 + 4 + 434 + 3 + 88 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021334434387) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22761606 + ... + 22850237.

Almost surely, 2^{2021334434388} is an apocalyptic number.

It is an amenable number.

2021334434388 is an abundant number, since it is smaller than the sum of its proper divisors (3092300620140).

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

2021334434388 is a wasteful number, since it uses less digits than its factorization.

2021334434388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45613084 (or 45613079 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 45.

The spelling of 2021334434388 in words is "two trillion, twenty-one billion, three hundred thirty-four million, four hundred thirty-four thousand, three hundred eighty-eight".