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2202012322121 = 22512677365423
BaseRepresentation
bin100000000010110010001…
…010011000100101001001
321210111210000200002110102
4200002302022120211021
5242034210123301441
64403331314055145
7315042626624303
oct40026212304511
97714700602412
102202012322121
11779960605417
122b692157a4b5
1312c8587533a1
1478813d16973
153c42ce4a69b
hex200b2298949

2202012322121 has 8 divisors (see below), whose sum is σ = 2203819522944. Its totient is φ = 2200205862000.

The previous prime is 2202012322057. The next prime is 2202012322219. The reversal of 2202012322121 is 1212232102022.

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 2202012322121 - 26 = 2202012322057 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2202012322093 and 2202012322102.

It is not an unprimeable number, because it can be changed into a prime (2202012322921) 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, 5843216 + ... + 6208638.

It is an arithmetic number, because the mean of its divisors is an integer number (275477440368).

Almost surely, 22202012322121 is an apocalyptic number.

It is an amenable number.

2202012322121 is a deficient number, since it is larger than the sum of its proper divisors (1807200823).

2202012322121 is a wasteful number, since it uses less digits than its factorization.

2202012322121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370351.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 2202012322121 its reverse (1212232102022), we get a palindrome (3414244424143).

The spelling of 2202012322121 in words is "two trillion, two hundred two billion, twelve million, three hundred twenty-two thousand, one hundred twenty-one".

Divisors: 1 2251 2677 365423 6025927 822567173 978237371 2202012322121