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12203213133031 = 37329816571163
BaseRepresentation
bin1011000110010100100000…
…1011110001010011100111
31121012121121220102212011221
42301211020023301103213
53044414140030224111
641542025000441211
72366436666105214
oct261451013612347
947177556385157
1012203213133031
113985398749448
121451093479207
136a69b15c81bb
143028d2706b0b
151626784d9371
hexb19482f14e7

12203213133031 has 4 divisors (see below), whose sum is σ = 12533029704232. Its totient is φ = 11873396561832.

The previous prime is 12203213133017. The next prime is 12203213133049. The reversal of 12203213133031 is 13033131230221.

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 12203213133031 - 215 = 12203213100263 is a prime.

It is a super-2 number, since 2×122032131330312 (a number of 27 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 = 12203213132987 and 12203213133005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12203213133071) 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, 164908285545 + ... + 164908285618.

It is an arithmetic number, because the mean of its divisors is an integer number (3133257426058).

Almost surely, 212203213133031 is an apocalyptic number.

12203213133031 is a deficient number, since it is larger than the sum of its proper divisors (329816571201).

12203213133031 is an equidigital number, since it uses as much as digits as its factorization.

12203213133031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329816571200.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 12203213133031 its reverse (13033131230221), we get a palindrome (25236344363252).

The spelling of 12203213133031 in words is "twelve trillion, two hundred three billion, two hundred thirteen million, one hundred thirty-three thousand, thirty-one".

Divisors: 1 37 329816571163 12203213133031