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120122102101 = 1559691111149
BaseRepresentation
bin110111111011111010…
…1011101000101010101
3102111001111221001002111
41233313311131011111
53432002224231401
6131103333311021
711451511010131
oct1576765350525
9374044831074
10120122102101
1146a41882251
121b344795471
13b434599031
145b5764c3c1
1531d0a73e51
hex1bf7d5d155

120122102101 has 8 divisors (see below), whose sum is σ = 120227328000. Its totient is φ = 120016915440.

The previous prime is 120122102099. The next prime is 120122102117. The reversal of 120122102101 is 101201221021.

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 120122102101 - 21 = 120122102099 is a prime.

It is a super-2 number, since 2×1201221021012 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120122102131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10768675 + ... + 10779823.

It is an arithmetic number, because the mean of its divisors is an integer number (15028416000).

Almost surely, 2120122102101 is an apocalyptic number.

It is an amenable number.

120122102101 is a deficient number, since it is larger than the sum of its proper divisors (105225899).

120122102101 is a wasteful number, since it uses less digits than its factorization.

120122102101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19619.

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

Adding to 120122102101 its reverse (101201221021), we get a palindrome (221323323122).

The spelling of 120122102101 in words is "one hundred twenty billion, one hundred twenty-two million, one hundred two thousand, one hundred one".

Divisors: 1 1559 6911 11149 10774249 17381291 77050739 120122102101