121340113010321 has 8 divisors (see below), whose sum is σ = 122881651605120. Its totient is φ = 119798714110608.

The previous prime is 121340113010299. The next prime is 121340113010323. The reversal of 121340113010321 is 123010311043121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 121340113010321 - 2⁶ = 121340113010257 is a prime.

It is a super-2 number, since 2×121340113010321² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121340113010323) 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, 33174971 + ... + 36650496.

It is an arithmetic number, because the mean of its divisors is an integer number (15360206450640).

Almost surely, 2^{121340113010321} is an apocalyptic number.

It is an amenable number.

121340113010321 is a deficient number, since it is larger than the sum of its proper divisors (1541538594799).

121340113010321 is an equidigital number, since it uses as much as digits as its factorization.

121340113010321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69847543.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 121340113010321 its reverse (123010311043121), we get a palindrome (244350424053442).

The spelling of 121340113010321 in words is "one hundred twenty-one trillion, three hundred forty billion, one hundred thirteen million, ten thousand, three hundred twenty-one".