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12031220233003 = 291947721300491
BaseRepresentation
bin1010111100010011110010…
…0110111011001100101011
31120121011200102110021011111
42233010330212323030223
53034104414334424003
641331022152011151
72351140565425666
oct257047446731453
946534612407144
1012031220233003
113919459193a64
121423893390ab7
1369370181163a
142d84581026dd
1515ce5dc2ee6d
hexaf13c9bb32b

12031220233003 has 8 divisors (see below), whose sum is σ = 12446729495280. Its totient is φ = 11615753610720.

The previous prime is 12031220232979. The next prime is 12031220233027. The reversal of 12031220233003 is 30033202213021.

It is an interprime number because it is at equal distance from previous prime (12031220232979) and next prime (12031220233027).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12031220233003 is a prime.

It is a super-2 number, since 2×120312202330032 (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 (12031220333003) 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, 10085413 + ... + 11215078.

It is an arithmetic number, because the mean of its divisors is an integer number (1555841186910).

Almost surely, 212031220233003 is an apocalyptic number.

12031220233003 is a deficient number, since it is larger than the sum of its proper divisors (415509262277).

12031220233003 is a wasteful number, since it uses less digits than its factorization.

12031220233003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21319997.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 12031220233003 its reverse (30033202213021), we get a palindrome (42064422446024).

The spelling of 12031220233003 in words is "twelve trillion, thirty-one billion, two hundred twenty million, two hundred thirty-three thousand, three".

Divisors: 1 29 19477 564833 21300491 617714239 414869663207 12031220233003