121120211100102 has 32 divisors (see below), whose sum is σ = 260003418525792. Its totient is φ = 37477970233344.

The previous prime is 121120211100073. The next prime is 121120211100121. The reversal of 121120211100102 is 201001112021121.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8133232623 + ... + 8133247514.

It is an arithmetic number, because the mean of its divisors is an integer number (8125106828931).

Almost surely, 2^{121120211100102} is an apocalyptic number.

121120211100102 is an abundant number, since it is smaller than the sum of its proper divisors (138883207425690).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121120211100102 is a wasteful number, since it uses less digits than its factorization.

121120211100102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16266480232.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 121120211100102 its reverse (201001112021121), we get a palindrome (322121323121223).

The spelling of 121120211100102 in words is "one hundred twenty-one trillion, one hundred twenty billion, two hundred eleven million, one hundred thousand, one hundred two".