121002222311323 has 4 divisors (see below), whose sum is σ = 128120000094360. Its totient is φ = 113884444528288.

The previous prime is 121002222311279. The next prime is 121002222311359. The reversal of 121002222311323 is 323113222200121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 121002222311323 - 2¹⁷ = 121002222180251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121002222311393) 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, 3558888891493 + ... + 3558888891526.

It is an arithmetic number, because the mean of its divisors is an integer number (32030000023590).

Almost surely, 2^{121002222311323} is an apocalyptic number.

121002222311323 is a deficient number, since it is larger than the sum of its proper divisors (7117777783037).

121002222311323 is an equidigital number, since it uses as much as digits as its factorization.

121002222311323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7117777783036.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 121002222311323 its reverse (323113222200121), we get a palindrome (444115444511444).

The spelling of 121002222311323 in words is "one hundred twenty-one trillion, two billion, two hundred twenty-two million, three hundred eleven thousand, three hundred twenty-three".