121123322010001 has 4 divisors (see below), whose sum is σ = 122829284291904. Its totient is φ = 119417359728100.

The previous prime is 121123322009983. The next prime is 121123322010013. The reversal of 121123322010001 is 100010223321121.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 121123322010001 - 2¹¹ = 121123322007953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121123322010071) 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, 852981140845 + ... + 852981140986.

It is an arithmetic number, because the mean of its divisors is an integer number (30707321072976).

Almost surely, 2^{121123322010001} is an apocalyptic number.

It is an amenable number.

121123322010001 is a deficient number, since it is larger than the sum of its proper divisors (1705962281903).

121123322010001 is an equidigital number, since it uses as much as digits as its factorization.

121123322010001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1705962281902.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 121123322010001 its reverse (100010223321121), we get a palindrome (221133545331122).

The spelling of 121123322010001 in words is "one hundred twenty-one trillion, one hundred twenty-three billion, three hundred twenty-two million, ten thousand, one".