121333303333120 has 72 divisors (see below), whose sum is σ = 291390007458816. Its totient is φ = 48406602283008.

The previous prime is 121333303333093. The next prime is 121333303333129. The reversal of 121333303333120 is 21333303333121.

It is not an unprimeable number, because it can be changed into a prime (121333303333129) 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, 123258642 + ... + 124239121.

It is an arithmetic number, because the mean of its divisors is an integer number (4047083436928).

Almost surely, 2^{121333303333120} is an apocalyptic number.

121333303333120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121333303333120 is an abundant number, since it is smaller than the sum of its proper divisors (170056704125696).

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

121333303333120 is an equidigital number, since it uses as much as digits as its factorization.

121333303333120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247498167 (or 247498153 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 31.

Adding to 121333303333120 its reverse (21333303333121), we get a palindrome (142666606666241).

Subtracting from 121333303333120 its reverse (21333303333121), we obtain a palindrome (99999999999999).

The spelling of 121333303333120 in words is "one hundred twenty-one trillion, three hundred thirty-three billion, three hundred three million, three hundred thirty-three thousand, one hundred twenty".