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13012223111310 = 235433740770377
BaseRepresentation
bin1011110101011010010011…
…1011111011000010001110
31201001221211012102220210210
42331112210323323002032
53201143013104030220
643401422140143250
72512050006340413
oct275264473730216
951057735386723
1013012223111310
1141674a879a185
121561a33237b26
13735080109867
1432db1b52010a
151787277c96e0
hexbd5a4efb08e

13012223111310 has 16 divisors (see below), whose sum is σ = 31229335467216. Its totient is φ = 3469926163008.

The previous prime is 13012223111273. The next prime is 13012223111323. The reversal of 13012223111310 is 1311132221031.

It is a super-2 number, since 2×130122231113102 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216870385159 + ... + 216870385218.

It is an arithmetic number, because the mean of its divisors is an integer number (1951833466701).

Almost surely, 213012223111310 is an apocalyptic number.

13012223111310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13012223111310 is an abundant number, since it is smaller than the sum of its proper divisors (18217112355906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13012223111310 is a wasteful number, since it uses less digits than its factorization.

13012223111310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433740770387.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 13012223111310 its reverse (1311132221031), we get a palindrome (14323355332341).

The spelling of 13012223111310 in words is "thirteen trillion, twelve billion, two hundred twenty-three million, one hundred eleven thousand, three hundred ten".

Divisors: 1 2 3 5 6 10 15 30 433740770377 867481540754 1301222311131 2168703851885 2602444622262 4337407703770 6506111555655 13012223111310