121303303233020 has 48 divisors (see below), whose sum is σ = 255183356383200. Its totient is φ = 48436309684224.

The previous prime is 121303303233011. The next prime is 121303303233067. The reversal of 121303303233020 is 20332303303121.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93746087 + ... + 95031233.

It is an arithmetic number, because the mean of its divisors is an integer number (5316319924650).

Almost surely, 2^{121303303233020} is an apocalyptic number.

121303303233020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121303303233020 is an abundant number, since it is smaller than the sum of its proper divisors (133880053150180).

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

121303303233020 is a wasteful number, since it uses less digits than its factorization.

121303303233020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1293422 (or 1293420 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 121303303233020 its reverse (20332303303121), we get a palindrome (141635606536141).

The spelling of 121303303233020 in words is "one hundred twenty-one trillion, three hundred three billion, three hundred three million, two hundred thirty-three thousand, twenty".