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13032131022331 = 311313209094071
BaseRepresentation
bin1011110110100100011110…
…0010100100110111111011
31201010212012121200120201121
42331221013202210313323
53202004301020203311
643414513415530111
72513353232651341
oct275510742446773
951125177616647
1013032131022331
114174994240403
12156586a389937
13736c036b0775
14330a894b3991
15178ee0404b71
hexbda478a4dfb

13032131022331 has 8 divisors (see below), whose sum is σ = 13555213360128. Its totient is φ = 12515466873000.

The previous prime is 13032131022311. The next prime is 13032131022389. The reversal of 13032131022331 is 13322013123031.

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 13032131022331 - 25 = 13032131022299 is a prime.

It is a super-2 number, since 2×130321310223312 (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 = 13032131022296 and 13032131022305.

It is not an unprimeable number, because it can be changed into a prime (13032131022311) 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, 1604542975 + ... + 1604551096.

It is an arithmetic number, because the mean of its divisors is an integer number (1694401670016).

Almost surely, 213032131022331 is an apocalyptic number.

13032131022331 is a deficient number, since it is larger than the sum of its proper divisors (523082337797).

13032131022331 is a wasteful number, since it uses less digits than its factorization.

13032131022331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3209094233.

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

Adding to 13032131022331 its reverse (13322013123031), we get a palindrome (26354144145362).

The spelling of 13032131022331 in words is "thirteen trillion, thirty-two billion, one hundred thirty-one million, twenty-two thousand, three hundred thirty-one".

Divisors: 1 31 131 4061 3209094071 99481916201 420391323301 13032131022331