30201312121333 has 8 divisors (see below), whose sum is σ = 31521664011096. Its totient is φ = 28908757113600.

The previous prime is 30201312121271. The next prime is 30201312121381. The reversal of 30201312121333 is 33312121310203.

It can be written as a sum of positive squares in 4 ways, for example, as 2903592144049 + 27297719977284 = 1703993^2 + 5224722^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30201312121333 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30201312121298 and 30201312121307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30201312121033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6949218288 + ... + 6949222633.

It is an arithmetic number, because the mean of its divisors is an integer number (3940208001387).

Almost surely, 2^{30201312121333} is an apocalyptic number.

It is an amenable number.

30201312121333 is a deficient number, since it is larger than the sum of its proper divisors (1320351889763).

30201312121333 is a wasteful number, since it uses less digits than its factorization.

30201312121333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13898441015.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 30201312121333 its reverse (33312121310203), we get a palindrome (63513433431536).

The spelling of 30201312121333 in words is "thirty trillion, two hundred one billion, three hundred twelve million, one hundred twenty-one thousand, three hundred thirty-three".