30001121201312 has 12 divisors (see below), whose sum is σ = 59064707365146. Its totient is φ = 15000560600640.

The previous prime is 30001121201291. The next prime is 30001121201321. The reversal of 30001121201312 is 21310212110003.

It can be written as a sum of positive squares in only one way, i.e., 28587885271696 + 1413235929616 = 5346764^2 + 1188796^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 468767518739 + ... + 468767518802.

Almost surely, 2^{30001121201312} is an apocalyptic number.

30001121201312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

30001121201312 is a deficient number, since it is larger than the sum of its proper divisors (29063586163834).

30001121201312 is an equidigital number, since it uses as much as digits as its factorization.

30001121201312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 937535037551 (or 937535037543 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 30001121201312 its reverse (21310212110003), we get a palindrome (51311333311315).

The spelling of 30001121201312 in words is "thirty trillion, one billion, one hundred twenty-one million, two hundred one thousand, three hundred twelve".