121320002322320 has 80 divisors (see below), whose sum is σ = 282249781232832. Its totient is φ = 48496906698240.

The previous prime is 121320002322241. The next prime is 121320002322349. The reversal of 121320002322320 is 23223200023121.

It is a tau number, because it is divible by the number of its divisors (80).

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, 1218254930 + ... + 1218354510.

Almost surely, 2^{121320002322320} is an apocalyptic number.

121320002322320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121320002322320 is an abundant number, since it is smaller than the sum of its proper divisors (160929778910512).

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

121320002322320 is a wasteful number, since it uses less digits than its factorization.

121320002322320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109200 (or 109194 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 121320002322320 its reverse (23223200023121), we get a palindrome (144543202345441).

The spelling of 121320002322320 in words is "one hundred twenty-one trillion, three hundred twenty billion, two million, three hundred twenty-two thousand, three hundred twenty".