121131232011322 has 24 divisors (see below), whose sum is σ = 196749327487104. Its totient is φ = 55906532205264.

The previous prime is 121131232011287. The next prime is 121131232011421. The reversal of 121131232011322 is 223110232131121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 166488343 + ... + 167214325.

It is an arithmetic number, because the mean of its divisors is an integer number (8197888645296).

Almost surely, 2^{121131232011322} is an apocalyptic number.

121131232011322 is a deficient number, since it is larger than the sum of its proper divisors (75618095475782).

121131232011322 is a wasteful number, since it uses less digits than its factorization.

121131232011322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219654 (or 1219641 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 121131232011322 its reverse (223110232131121), we get a palindrome (344241464142443).

The spelling of 121131232011322 in words is "one hundred twenty-one trillion, one hundred thirty-one billion, two hundred thirty-two million, eleven thousand, three hundred twenty-two".