2121331101322 has 32 divisors (see below), whose sum is σ = 3340680505344. Its totient is φ = 1008349095600.

The previous prime is 2121331101187. The next prime is 2121331101353. The reversal of 2121331101322 is 2231011331212.

It is a junction number, because it is equal to n+sod(n) for n = 2121331101293 and 2121331101302.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6905947 + ... + 7206577.

It is an arithmetic number, because the mean of its divisors is an integer number (104396265792).

Almost surely, 2^{2121331101322} is an apocalyptic number.

2121331101322 is a deficient number, since it is larger than the sum of its proper divisors (1219349404022).

2121331101322 is a wasteful number, since it uses less digits than its factorization.

2121331101322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301594.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 2121331101322 its reverse (2231011331212), we get a palindrome (4352342432534).

The spelling of 2121331101322 in words is "two trillion, one hundred twenty-one billion, three hundred thirty-one million, one hundred one thousand, three hundred twenty-two".