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12220233230299 = 39451309757249
BaseRepresentation
bin1011000111010011111010…
…1010010010011111011011
31121021020120001202101100211
42301310332222102133123
53100204014201332144
641553521520311551
72400611525412103
oct261647652223733
947236501671324
1012220233230299
113991632094436
1214544434725b7
136a8494807083
14303668d38203
15162d22831034
hexb1d3ea927db

12220233230299 has 4 divisors (see below), whose sum is σ = 12220543027000. Its totient is φ = 12219923433600.

The previous prime is 12220233230291. The next prime is 12220233230329. The reversal of 12220233230299 is 99203233202221.

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 12220233230299 - 23 = 12220233230291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12220233230291) 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, 154839174 + ... + 154918075.

It is an arithmetic number, because the mean of its divisors is an integer number (3055135756750).

Almost surely, 212220233230299 is an apocalyptic number.

12220233230299 is a deficient number, since it is larger than the sum of its proper divisors (309796701).

12220233230299 is an equidigital number, since it uses as much as digits as its factorization.

12220233230299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309796700.

The product of its (nonzero) digits is 139968, while the sum is 40.

The spelling of 12220233230299 in words is "twelve trillion, two hundred twenty billion, two hundred thirty-three million, two hundred thirty thousand, two hundred ninety-nine".

Divisors: 1 39451 309757249 12220233230299