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12213202332311 = 23571929962867
BaseRepresentation
bin1011000110111001101110…
…0101100010101010010111
31121020120102001212202111122
42301232123211202222113
53100100114244113221
641550400115554155
72400242352644201
oct261563345425227
947216361782448
1012213202332311
113989654356742
1214530008bb95b
136a7913ca34c6
1430319d257771
15162a60461eab
hexb1b9b962a97

12213202332311 has 8 divisors (see below), whose sum is σ = 12766530251904. Its totient is φ = 11661734339640.

The previous prime is 12213202332263. The next prime is 12213202332349. The reversal of 12213202332311 is 11323320231221.

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 12213202332311 - 214 = 12213202315927 is a prime.

It is a super-2 number, since 2×122132023323112 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12213202232311) 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, 464968301 + ... + 464994566.

It is an arithmetic number, because the mean of its divisors is an integer number (1595816281488).

Almost surely, 212213202332311 is an apocalyptic number.

12213202332311 is a deficient number, since it is larger than the sum of its proper divisors (553327919593).

12213202332311 is an equidigital number, since it uses as much as digits as its factorization.

12213202332311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929963461.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 12213202332311 its reverse (11323320231221), we get a palindrome (23536522563532).

The spelling of 12213202332311 in words is "twelve trillion, two hundred thirteen billion, two hundred two million, three hundred thirty-two thousand, three hundred eleven".

Divisors: 1 23 571 13133 929962867 21389145941 531008797057 12213202332311