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12102201303331 = 83163789071261
BaseRepresentation
bin1011000000011100001101…
…1010001110000100100011
31120211221220012212020112011
42300013003122032010203
53041240302013201311
641423401410413351
72356232554525666
oct260070332160443
946757805766464
1012102201303331
11394657314a757
1214355a2891257
1369a304298c79
142dba6d1396dd
1515ec15533321
hexb01c368e123

12102201303331 has 8 divisors (see below), whose sum is σ = 12255493081104. Its totient is φ = 11949087671520.

The previous prime is 12102201303329. The next prime is 12102201303337. The reversal of 12102201303331 is 13330310220121.

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 12102201303331 - 21 = 12102201303329 is a prime.

It is a super-2 number, since 2×121022013033312 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12102201303337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44399760 + ... + 44671501.

It is an arithmetic number, because the mean of its divisors is an integer number (1531936635138).

Almost surely, 212102201303331 is an apocalyptic number.

12102201303331 is a deficient number, since it is larger than the sum of its proper divisors (153291777773).

12102201303331 is an equidigital number, since it uses as much as digits as its factorization.

12102201303331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89072981.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 12102201303331 its reverse (13330310220121), we get a palindrome (25432511523452).

The spelling of 12102201303331 in words is "twelve trillion, one hundred two billion, two hundred one million, three hundred three thousand, three hundred thirty-one".

Divisors: 1 83 1637 135871 89071261 7392914663 145809654257 12102201303331