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202000122220001 = 7157183803568899
BaseRepresentation
bin101101111011011111010001…
…100001111000110111100001
3222111020000121211110022212012
4231323133101201320313201
5202434032222242020001
61553341324114042305
760356012223551240
oct5573372141706741
9874200554408765
10202000122220001
11593aa8529518a6
121a7a4b88279395
1388936b6c46781
1437c4c0280a957
151854747b602bb
hexb7b7d1878de1

202000122220001 has 8 divisors (see below), whose sum is σ = 232327711089600. Its totient is φ = 172040140488528.

The previous prime is 202000122219983. The next prime is 202000122220003. The reversal of 202000122220001 is 100022221000202.

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 202000122220001 - 210 = 202000122218977 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (202000122220003) 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, 91901783351 + ... + 91901785548.

It is an arithmetic number, because the mean of its divisors is an integer number (29040963886200).

Almost surely, 2202000122220001 is an apocalyptic number.

It is an amenable number.

202000122220001 is a deficient number, since it is larger than the sum of its proper divisors (30327588869599).

202000122220001 is a wasteful number, since it uses less digits than its factorization.

202000122220001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183803569063.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 202000122220001 its reverse (100022221000202), we get a palindrome (302022343220203).

The spelling of 202000122220001 in words is "two hundred two trillion, one hundred twenty-two million, two hundred twenty thousand, one".

Divisors: 1 7 157 1099 183803568899 1286624982293 28857160317143 202000122220001