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123011332332131 = 1516431266943367
BaseRepresentation
bin11011111110000011001110…
…110001000101101001100011
3121010112202202020211102121102
4123332003032301011221203
5112110404202034112011
61113342343111345015
734624163326524365
oct3376031661055143
9533482666742542
10123011332332131
11362168a4225831
121196850638216b
135383bc3992639
142253acd024d35
15e34c18bd273b
hex6fe0cec45a63

123011332332131 has 8 divisors (see below), whose sum is σ = 124018552406784. Its totient is φ = 122006646145800.

The previous prime is 123011332332113. The next prime is 123011332332143. The reversal of 123011332332131 is 131233233110321.

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 123011332332131 - 226 = 123011265223267 is a prime.

It is a super-2 number, since 2×1230113323321312 (a number of 29 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 = 123011332332094 and 123011332332103.

It is not an unprimeable number, because it can be changed into a prime (123011332332101) 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, 633374591 + ... + 633568776.

It is an arithmetic number, because the mean of its divisors is an integer number (15502319050848).

Almost surely, 2123011332332131 is an apocalyptic number.

123011332332131 is a deficient number, since it is larger than the sum of its proper divisors (1007220074653).

123011332332131 is a wasteful number, since it uses less digits than its factorization.

123011332332131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1266944161.

The product of its (nonzero) digits is 5832, while the sum is 29.

Adding to 123011332332131 its reverse (131233233110321), we get a palindrome (254244565442452).

The spelling of 123011332332131 in words is "one hundred twenty-three trillion, eleven billion, three hundred thirty-two million, three hundred thirty-two thousand, one hundred thirty-one".

Divisors: 1 151 643 97093 1266943367 191308448417 814644584981 123011332332131