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BaseRepresentation
bin11011100010011000100100…
…100011001101010110011101
3120212211000100011200220002011
4123202120210203031112131
5111333231441330201414
61105325113510231221
734336626130163563
oct3342304443152635
9525730304626064
10121110101022109
1135653561769661
12116bbb47955511
135276830b031b4
1421c9a8dc75a33
15e00541cbbdc4
hex6e26248cd59d

121110101022109 has 8 divisors (see below), whose sum is σ = 121568174163072. Its totient is φ = 120652110031680.

The previous prime is 121110101022107. The next prime is 121110101022143. The reversal of 121110101022109 is 901220101011121.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 121110101022109 - 21 = 121110101022107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 121110101022109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121110101022107) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 17582764 + ... + 23481349.

It is an arithmetic number, because the mean of its divisors is an integer number (15196021770384).

Almost surely, 2121110101022109 is an apocalyptic number.

It is an amenable number.

121110101022109 is a deficient number, since it is larger than the sum of its proper divisors (458073140963).

121110101022109 is a wasteful number, since it uses less digits than its factorization.

121110101022109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41075267.

The product of its (nonzero) digits is 72, while the sum is 22.

The spelling of 121110101022109 in words is "one hundred twenty-one trillion, one hundred ten billion, one hundred one million, twenty-two thousand, one hundred nine".