121000010313321 has 12 divisors (see below), whose sum is σ = 174790012520448. Its totient is φ = 80661033613464.

The previous prime is 121000010313319. The next prime is 121000010313361. The reversal of 121000010313321 is 123313010000121.

121000010313321 is a `hidden beast` number, since 1 + 21 + 0 + 0 + 0 + 0 + 10 + 313 + 321 = 666.

It is not a de Polignac number, because 121000010313321 - 2¹ = 121000010313319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121000010313294 and 121000010313303.

It is not an unprimeable number, because it can be changed into a prime (121000010313361) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 469858185 + ... + 470115638.

It is an arithmetic number, because the mean of its divisors is an integer number (14565834376704).

Almost surely, 2^{121000010313321} is an apocalyptic number.

It is an amenable number.

121000010313321 is a deficient number, since it is larger than the sum of its proper divisors (53790002207127).

121000010313321 is a wasteful number, since it uses less digits than its factorization.

121000010313321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 939988132 (or 939988129 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 121000010313321 its reverse (123313010000121), we get a palindrome (244313020313442).

The spelling of 121000010313321 in words is "one hundred twenty-one trillion, ten million, three hundred thirteen thousand, three hundred twenty-one".