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122110002012001 = 1733385611827277
BaseRepresentation
bin11011110000111011110011…
…010010110001111101100001
3121000100121020222211002020011
4123300323303102301331201
5112001122241003341001
61111412321022444521
734502104453312453
oct3360736322617541
9530317228732204
10122110002012001
11359a9619809813
12118418a0733741
135319c01713973
1422222270a82d3
15e1b5649c6d51
hex6f0ef34b1f61

122110002012001 has 8 divisors (see below), whose sum is σ = 122183699005224. Its totient is φ = 122036308753920.

The previous prime is 122110002011981. The next prime is 122110002012017. The reversal of 122110002012001 is 100210200011221.

It can be written as a sum of positive squares in 4 ways, for example, as 13236324606976 + 108873677405025 = 3638176^2 + 10434255^2 .

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 122110002012001 - 215 = 122110001979233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122110002010001) 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, 65912575 + ... + 67739851.

It is an arithmetic number, because the mean of its divisors is an integer number (15272962375653).

Almost surely, 2122110002012001 is an apocalyptic number.

It is an amenable number.

122110002012001 is a deficient number, since it is larger than the sum of its proper divisors (73696993223).

122110002012001 is a wasteful number, since it uses less digits than its factorization.

122110002012001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1867571.

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

Adding to 122110002012001 its reverse (100210200011221), we get a palindrome (222320202023222).

The spelling of 122110002012001 in words is "one hundred twenty-two trillion, one hundred ten billion, two million, twelve thousand, one".

Divisors: 1 1733 38561 1827277 66826213 3166671041 70461628397 122110002012001