121012211100122 has 8 divisors (see below), whose sum is σ = 189410417374176. Its totient is φ = 57875405308732.

The previous prime is 121012211100107. The next prime is 121012211100139. The reversal of 121012211100122 is 221001112210121.

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 121012211100122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1315350120608 + ... + 1315350120699.

It is an arithmetic number, because the mean of its divisors is an integer number (23676302171772).

Almost surely, 2^{121012211100122} is an apocalyptic number.

121012211100122 is a deficient number, since it is larger than the sum of its proper divisors (68398206274054).

121012211100122 is a wasteful number, since it uses less digits than its factorization.

121012211100122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2630700241332.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 121012211100122 its reverse (221001112210121), we get a palindrome (342013323310243).

The spelling of 121012211100122 in words is "one hundred twenty-one trillion, twelve billion, two hundred eleven million, one hundred thousand, one hundred twenty-two".