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2202122010121 = 111511325780861
BaseRepresentation
bin100000000010111000101…
…100110011111000001001
321210112001200001211002221
4200002320230303320021
5242034421213310441
64403350233054041
7315045431146345
oct40027054637011
97715050054087
102202122010121
11779a07513660
122b6952257321
1312c8753a9727
147882470a625
153c4378b58d1
hex200b8b33e09

2202122010121 has 8 divisors (see below), whose sum is σ = 2418224292288. Its totient is φ = 1988671290000.

The previous prime is 2202122010079. The next prime is 2202122010131. The reversal of 2202122010121 is 1210102212022.

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 2202122010121 - 213 = 2202122001929 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2202122010095 and 2202122010104.

It is not an unprimeable number, because it can be changed into a prime (2202122010131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 662888770 + ... + 662892091.

It is an arithmetic number, because the mean of its divisors is an integer number (302278036536).

Almost surely, 22202122010121 is an apocalyptic number.

It is an amenable number.

2202122010121 is a deficient number, since it is larger than the sum of its proper divisors (216102282167).

2202122010121 is a wasteful number, since it uses less digits than its factorization.

2202122010121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1325781023.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2202122010121 its reverse (1210102212022), we get a palindrome (3412224222143).

The spelling of 2202122010121 in words is "two trillion, two hundred two billion, one hundred twenty-two million, ten thousand, one hundred twenty-one".

Divisors: 1 11 151 1661 1325780861 14583589471 200192910011 2202122010121