121002321322 has 8 divisors (see below), whose sum is σ = 181743251076. Its totient is φ = 60421237632.

The previous prime is 121002321281. The next prime is 121002321329. The reversal of 121002321322 is 223123200121.

It can be written as a sum of positive squares in 2 ways, for example, as 119673791721 + 1328529601 = 345939^2 + 36449^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 121002321322.

It is not an unprimeable number, because it can be changed into a prime (121002321329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39959623 + ... + 39962650.

Almost surely, 2^121002321322 is an apocalyptic number.

121002321322 is a deficient number, since it is larger than the sum of its proper divisors (60740929754).

121002321322 is an equidigital number, since it uses as much as digits as its factorization.

121002321322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79923032.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 121002321322 its reverse (223123200121), we get a palindrome (344125521443).

The spelling of 121002321322 in words is "one hundred twenty-one billion, two million, three hundred twenty-one thousand, three hundred twenty-two".