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202332130331 = 687129447261
BaseRepresentation
bin1011110001101111101…
…1110100110000011011
3201100020212121011212212
42330123323310300123
511303334011132311
6232541115425335
720421656505542
oct2743373646033
9640225534785
10202332130331
1178899238241
123326875524b
1316106533b56
149b15b15159
1553e3090c8b
hex2f1bef4c1b

202332130331 has 4 divisors (see below), whose sum is σ = 202361584464. Its totient is φ = 202302676200.

The previous prime is 202332130327. The next prime is 202332130337. The reversal of 202332130331 is 133031233202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 202332130331 - 22 = 202332130327 is a prime.

It is a super-2 number, since 2×2023321303312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202332130297 and 202332130306.

It is not an unprimeable number, because it can be changed into a prime (202332130337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14716760 + ... + 14730501.

It is an arithmetic number, because the mean of its divisors is an integer number (50590396116).

Almost surely, 2202332130331 is an apocalyptic number.

202332130331 is a deficient number, since it is larger than the sum of its proper divisors (29454133).

202332130331 is an equidigital number, since it uses as much as digits as its factorization.

202332130331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29454132.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 202332130331 its reverse (133031233202), we get a palindrome (335363363533).

The spelling of 202332130331 in words is "two hundred two billion, three hundred thirty-two million, one hundred thirty thousand, three hundred thirty-one".

Divisors: 1 6871 29447261 202332130331