Base | Representation |
---|---|
bin | 101101111101010000111110… |
… | …100111001111001111111111 |
3 | 222111122200202102211110102001 |
4 | 231331100332213033033333 |
5 | 202443032242111020411 |
6 | 1553513355001243131 |
7 | 60400563551632201 |
oct | 5575207647171777 |
9 | 874580672743361 |
10 | 202122211423231 |
11 | 59447604040260 |
12 | 1a80477b7934a7 |
13 | 88a2072c0b568 |
14 | 37caaa53cc771 |
15 | 18579e1248dc1 |
hex | b7d43e9cf3ff |
202122211423231 has 16 divisors (see below), whose sum is σ = 229437219990528. Its totient is φ = 176444775613600.
The previous prime is 202122211423211. The next prime is 202122211423243. The reversal of 202122211423231 is 132324112221202.
It is a cyclic number.
It is not a de Polignac number, because 202122211423231 - 27 = 202122211423103 is a prime.
It is a super-2 number, since 2×2021222114232312 (a number of 29 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 202122211423231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202122211423211) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3688199515 + ... + 3688254316.
It is an arithmetic number, because the mean of its divisors is an integer number (14339826249408).
Almost surely, 2202122211423231 is an apocalyptic number.
202122211423231 is a deficient number, since it is larger than the sum of its proper divisors (27315008567297).
202122211423231 is a wasteful number, since it uses less digits than its factorization.
202122211423231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7376453942.
The product of its (nonzero) digits is 4608, while the sum is 28.
Adding to 202122211423231 its reverse (132324112221202), we get a palindrome (334446323644433).
The spelling of 202122211423231 in words is "two hundred two trillion, one hundred twenty-two billion, two hundred eleven million, four hundred twenty-three thousand, two hundred thirty-one".
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