121100210122 has 8 divisors (see below), whose sum is σ = 182199108672. Its totient is φ = 60367173900.

The previous prime is 121100210093. The next prime is 121100210137. The reversal of 121100210122 is 221012001121.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91464754 + ... + 91466077.

It is an arithmetic number, because the mean of its divisors is an integer number (22774888584).

Almost surely, 2^121100210122 is an apocalyptic number.

121100210122 is a deficient number, since it is larger than the sum of its proper divisors (61098898550).

121100210122 is a wasteful number, since it uses less digits than its factorization.

121100210122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182931164.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 121100210122 its reverse (221012001121), we get a palindrome (342112211243).

The spelling of 121100210122 in words is "one hundred twenty-one billion, one hundred million, two hundred ten thousand, one hundred twenty-two".