121012101120102 has 16 divisors (see below), whose sum is σ = 252546993642240. Its totient is φ = 38583568473032.

The previous prime is 121012101120047. The next prime is 121012101120121. The reversal of 121012101120102 is 201021101210121.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 438449641602 + ... + 438449641877.

It is an arithmetic number, because the mean of its divisors is an integer number (15784187102640).

Almost surely, 2^{121012101120102} is an apocalyptic number.

121012101120102 is an abundant number, since it is smaller than the sum of its proper divisors (131534892522138).

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

121012101120102 is a wasteful number, since it uses less digits than its factorization.

121012101120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876899283507.

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

Adding to 121012101120102 its reverse (201021101210121), we get a palindrome (322033202330223).

The spelling of 121012101120102 in words is "one hundred twenty-one trillion, twelve billion, one hundred one million, one hundred twenty thousand, one hundred two".