121303310022300 has 144 divisors (see below), whose sum is σ = 401804779792640. Its totient is φ = 27678417776640.

The previous prime is 121303310022283. The next prime is 121303310022313. The reversal of 121303310022300 is 3220013303121.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 48843310 + ... + 51266709.

Almost surely, 2^{121303310022300} is an apocalyptic number.

121303310022300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121303310022300 is an abundant number, since it is smaller than the sum of its proper divisors (280501469770340).

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

121303310022300 is a wasteful number, since it uses less digits than its factorization.

121303310022300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100110620 (or 100110613 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 121303310022300 its reverse (3220013303121), we get a palindrome (124523323325421).

The spelling of 121303310022300 in words is "one hundred twenty-one trillion, three hundred three billion, three hundred ten million, twenty-two thousand, three hundred".