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232213320331 = 1211319170587
BaseRepresentation
bin1101100001000011111…
…1100001001010001011
3211012101100022220120121
43120100333201022023
512301033102222311
6254402145204111
722530314440546
oct3302077411213
9735340286517
10232213320331
118a532402593
1239007930637
1318b890ca875
14b34c47385d
15609154bb71
hex3610fe128b

232213320331 has 4 divisors (see below), whose sum is σ = 232232503032. Its totient is φ = 232194137632.

The previous prime is 232213320289. The next prime is 232213320347. The reversal of 232213320331 is 133023312232.

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 232213320331 - 223 = 232204931723 is a prime.

It is a super-2 number, since 2×2322133203312 (a number of 24 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 = 232213320296 and 232213320305.

It is not an unprimeable number, because it can be changed into a prime (232213320371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9573181 + ... + 9597406.

It is an arithmetic number, because the mean of its divisors is an integer number (58058125758).

Almost surely, 2232213320331 is an apocalyptic number.

232213320331 is a deficient number, since it is larger than the sum of its proper divisors (19182701).

232213320331 is a wasteful number, since it uses less digits than its factorization.

232213320331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19182700.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 232213320331 its reverse (133023312232), we get a palindrome (365236632563).

The spelling of 232213320331 in words is "two hundred thirty-two billion, two hundred thirteen million, three hundred twenty thousand, three hundred thirty-one".

Divisors: 1 12113 19170587 232213320331