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133312122123 = 31272771263179
BaseRepresentation
bin111110000101000000…
…1011000110100001011
3110202002202021111000120
41330022001120310023
54141010400401443
6141124233234323
712426412225035
oct1741201306413
9422082244016
10133312122123
11515a0243544
1221a05b629a3
13c75713c5cb
14664931cc55
153703a0d083
hex1f0a058d0b

133312122123 has 16 divisors (see below), whose sum is σ = 179795988480. Its totient is φ = 87856556256.

The previous prime is 133312122103. The next prime is 133312122131. The reversal of 133312122123 is 321221213331.

It is not a de Polignac number, because 133312122123 - 25 = 133312122091 is a prime.

It is a super-3 number, since 3×1333121221233 (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 133312122093 and 133312122102.

It is not an unprimeable number, because it can be changed into a prime (133312122103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 526053 + ... + 737126.

It is an arithmetic number, because the mean of its divisors is an integer number (11237249280).

Almost surely, 2133312122123 is an apocalyptic number.

133312122123 is a deficient number, since it is larger than the sum of its proper divisors (46483866357).

133312122123 is a wasteful number, since it uses less digits than its factorization.

133312122123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1263586.

The product of its digits is 1296, while the sum is 24.

Adding to 133312122123 its reverse (321221213331), we get a palindrome (454533335454).

The spelling of 133312122123 in words is "one hundred thirty-three billion, three hundred twelve million, one hundred twenty-two thousand, one hundred twenty-three".

Divisors: 1 3 127 277 381 831 35179 105537 1263179 3789537 160423733 349900583 481271199 1049701749 44437374041 133312122123