121540233322 has 8 divisors (see below), whose sum is σ = 186550125696. Its totient is φ = 59356858092.

The previous prime is 121540233263. The next prime is 121540233329. The reversal of 121540233322 is 223332045121.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (121540233329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 706629178 + ... + 706629349.

It is an arithmetic number, because the mean of its divisors is an integer number (23318765712).

Almost surely, 2^121540233322 is an apocalyptic number.

121540233322 is a deficient number, since it is larger than the sum of its proper divisors (65009892374).

121540233322 is a wasteful number, since it uses less digits than its factorization.

121540233322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1413258572.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 121540233322 its reverse (223332045121), we get a palindrome (344872278443).

The spelling of 121540233322 in words is "one hundred twenty-one billion, five hundred forty million, two hundred thirty-three thousand, three hundred twenty-two".