121766232306 has 8 divisors (see below), whose sum is σ = 243532464624. Its totient is φ = 40588744100.

The previous prime is 121766232283. The next prime is 121766232307. The reversal of 121766232306 is 603232667121.

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

121766232306 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (121766232307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10147186020 + ... + 10147186031.

It is an arithmetic number, because the mean of its divisors is an integer number (30441558078).

Almost surely, 2^121766232306 is an apocalyptic number.

121766232306 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

121766232306 is a wasteful number, since it uses less digits than its factorization.

121766232306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20294372056.

The product of its (nonzero) digits is 108864, while the sum is 39.

Adding to 121766232306 its reverse (603232667121), we get a palindrome (724998899427).

The spelling of 121766232306 in words is "one hundred twenty-one billion, seven hundred sixty-six million, two hundred thirty-two thousand, three hundred six".