30535355344021 has 4 divisors (see below), whose sum is σ = 33311296738944. Its totient is φ = 27759413949100.

The previous prime is 30535355344001. The next prime is 30535355344027. The reversal of 30535355344021 is 12044355353503.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 30535355344021 - 2⁹ = 30535355343509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30535355344027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1387970697445 + ... + 1387970697466.

It is an arithmetic number, because the mean of its divisors is an integer number (8327824184736).

Almost surely, 2^{30535355344021} is an apocalyptic number.

It is an amenable number.

30535355344021 is a deficient number, since it is larger than the sum of its proper divisors (2775941394923).

30535355344021 is a wasteful number, since it uses less digits than its factorization.

30535355344021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2775941394922.

The product of its (nonzero) digits is 1620000, while the sum is 43.

The spelling of 30535355344021 in words is "thirty trillion, five hundred thirty-five billion, three hundred fifty-five million, three hundred forty-four thousand, twenty-one".