121122332101 has 4 divisors (see below), whose sum is σ = 121137313900. Its totient is φ = 121107350304.

The previous prime is 121122332057. The next prime is 121122332129. The reversal of 121122332101 is 101233221121.

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

It can be written as a sum of positive squares in 2 ways, for example, as 48300611076 + 72821721025 = 219774^2 + 269855^2 .

It is a cyclic number.

It is not a de Polignac number, because 121122332101 - 2¹¹ = 121122330053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121122332161) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 7478766 + ... + 7494943.

It is an arithmetic number, because the mean of its divisors is an integer number (30284328475).

Almost surely, 2^121122332101 is an apocalyptic number.

It is an amenable number.

121122332101 is a deficient number, since it is larger than the sum of its proper divisors (14981799).

121122332101 is an equidigital number, since it uses as much as digits as its factorization.

121122332101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14981798.

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

Adding to 121122332101 its reverse (101233221121), we get a palindrome (222355553222).

The spelling of 121122332101 in words is "one hundred twenty-one billion, one hundred twenty-two million, three hundred thirty-two thousand, one hundred one".