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121101332123 = 672238105303
BaseRepresentation
bin111000011001000110…
…0111010111010011011
3102120120202112002011002
41300302030322322123
53441003420111443
6131344433455215
711515001224142
oct1606214727233
9376522462132
10121101332123
11473a45aa262
121b57871150b
13b55c413495
145c0b710759
15323ba012b8
hex1c3233ae9b

121101332123 has 8 divisors (see below), whose sum is σ = 123459990528. Its totient is φ = 118758884904.

The previous prime is 121101332117. The next prime is 121101332179. The reversal of 121101332123 is 321233101121.

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 121101332123 - 28 = 121101331867 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121101332095 and 121101332104.

It is not an unprimeable number, because it can be changed into a prime (121101332423) 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, 4037711 + ... + 4067592.

It is an arithmetic number, because the mean of its divisors is an integer number (15432498816).

Almost surely, 2121101332123 is an apocalyptic number.

121101332123 is a deficient number, since it is larger than the sum of its proper divisors (2358658405).

121101332123 is an equidigital number, since it uses as much as digits as its factorization.

121101332123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8105593.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 121101332123 its reverse (321233101121), we get a palindrome (442334433244).

The spelling of 121101332123 in words is "one hundred twenty-one billion, one hundred one million, three hundred thirty-two thousand, one hundred twenty-three".

Divisors: 1 67 223 14941 8105303 543055301 1807482569 121101332123