30753300133281 has 16 divisors (see below), whose sum is σ = 44906127691968. Its totient is φ = 18565840896000.

The previous prime is 30753300133271. The next prime is 30753300133379. The reversal of 30753300133281 is 18233100335703.

It is not a de Polignac number, because 30753300133281 - 2³⁰ = 30752226391457 is a prime.

It is a super-2 number, since 2×30753300133281² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30753300133271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1813061920 + ... + 1813078881.

It is an arithmetic number, because the mean of its divisors is an integer number (2806632980748).

Almost surely, 2^{30753300133281} is an apocalyptic number.

It is an amenable number.

30753300133281 is a deficient number, since it is larger than the sum of its proper divisors (14152827558687).

30753300133281 is a wasteful number, since it uses less digits than its factorization.

30753300133281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3626141072.

The product of its (nonzero) digits is 136080, while the sum is 39.

Adding to 30753300133281 its reverse (18233100335703), we get a palindrome (48986400468984).

The spelling of 30753300133281 in words is "thirty trillion, seven hundred fifty-three billion, three hundred million, one hundred thirty-three thousand, two hundred eighty-one".