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133113102123 = 3311231425667
BaseRepresentation
bin111101111111000101…
…0001011111100101011
3110201120212210012220110
41323332022023330223
54140103423231443
6141052403425403
712421444461561
oct1737612137453
9421525705813
10133113102123
11514a896a901
122196b385263
13c724b393b1
14662ab13a31
1536e12e9233
hex1efe28bf2b

133113102123 has 8 divisors (see below), whose sum is σ = 177489963328. Its totient is φ = 88739154504.

The previous prime is 133113102121. The next prime is 133113102149. The reversal of 133113102123 is 321201311331.

It is a happy number.

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

It is not a de Polignac number, because 133113102123 - 21 = 133113102121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133113102123.

It is not an unprimeable number, because it can be changed into a prime (133113102121) 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, 619465 + ... + 806202.

It is an arithmetic number, because the mean of its divisors is an integer number (22186245416).

Almost surely, 2133113102123 is an apocalyptic number.

133113102123 is a deficient number, since it is larger than the sum of its proper divisors (44376861205).

133113102123 is a wasteful number, since it uses less digits than its factorization.

133113102123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1456793.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 133113102123 its reverse (321201311331), we get a palindrome (454314413454).

The spelling of 133113102123 in words is "one hundred thirty-three billion, one hundred thirteen million, one hundred two thousand, one hundred twenty-three".

Divisors: 1 3 31123 93369 1425667 4277001 44371034041 133113102123