121222013033332 has 24 divisors (see below), whose sum is σ = 212229289409256. Its totient is φ = 60585077148288.

The previous prime is 121222013033311. The next prime is 121222013033369. The reversal of 121222013033332 is 233330310222121.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 7660296140176 + 113561716893156 = 2767724^2 + 10656534^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 121222013033332.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124066818 + ... + 125040070.

It is an arithmetic number, because the mean of its divisors is an integer number (8842887058719).

Almost surely, 2^{121222013033332} is an apocalyptic number.

It is an amenable number.

121222013033332 is a deficient number, since it is larger than the sum of its proper divisors (91007276375924).

121222013033332 is a wasteful number, since it uses less digits than its factorization.

121222013033332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 986547 (or 986545 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 121222013033332 its reverse (233330310222121), we get a palindrome (354552323255453).

The spelling of 121222013033332 in words is "one hundred twenty-one trillion, two hundred twenty-two billion, thirteen million, thirty-three thousand, three hundred thirty-two".