121030023321 has 12 divisors (see below), whose sum is σ = 182422064448. Its totient is φ = 77178565464.

The previous prime is 121030023319. The next prime is 121030023337. The reversal of 121030023321 is 123320030121.

121030023321 is a `hidden beast` number, since 1 + 21 + 0 + 300 + 23 + 321 = 666.

It is not a de Polignac number, because 121030023321 - 2¹ = 121030023319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121030023294 and 121030023303.

It is not an unprimeable number, because it can be changed into a prime (121030423321) 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, 292342845 + ... + 292343258.

It is an arithmetic number, because the mean of its divisors is an integer number (15201838704).

Almost surely, 2^121030023321 is an apocalyptic number.

It is an amenable number.

121030023321 is a deficient number, since it is larger than the sum of its proper divisors (61392041127).

121030023321 is a wasteful number, since it uses less digits than its factorization.

121030023321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584686132 (or 584686129 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 121030023321 its reverse (123320030121), we get a palindrome (244350053442).

The spelling of 121030023321 in words is "one hundred twenty-one billion, thirty million, twenty-three thousand, three hundred twenty-one".