121032213233212 has 48 divisors (see below), whose sum is σ = 214295835600000. Its totient is φ = 59810102046144.

The previous prime is 121032213233189. The next prime is 121032213233213. The reversal of 121032213233212 is 212332312230121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121032213233213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75925539 + ... + 77503237.

It is an arithmetic number, because the mean of its divisors is an integer number (4464496575000).

Almost surely, 2^{121032213233212} is an apocalyptic number.

It is an amenable number.

121032213233212 is a deficient number, since it is larger than the sum of its proper divisors (93263622366788).

121032213233212 is a wasteful number, since it uses less digits than its factorization.

121032213233212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1578538 (or 1578536 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 121032213233212 its reverse (212332312230121), we get a palindrome (333364525463333).

The spelling of 121032213233212 in words is "one hundred twenty-one trillion, thirty-two billion, two hundred thirteen million, two hundred thirty-three thousand, two hundred twelve".