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122131203032 = 231011271190177
BaseRepresentation
bin111000110111110010…
…1100100001111011000
3102200020112101221110002
41301233211210033120
54000111041444112
6132034543312132
711552345045216
oct1615745441730
9380215357402
10122131203032
1147882975543
121b8055ab648
13b6948ab957
145ca83d5cb6
15329c1331c2
hex1c6f9643d8

122131203032 has 32 divisors (see below), whose sum is σ = 233084459520. Its totient is φ = 59984870400.

The previous prime is 122131203031. The next prime is 122131203041. The reversal of 122131203032 is 230302131221.

It is a junction number, because it is equal to n+sod(n) for n = 122131202995 and 122131203013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122131203031) 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, 492473 + ... + 697704.

It is an arithmetic number, because the mean of its divisors is an integer number (7283889360).

Almost surely, 2122131203032 is an apocalyptic number.

It is an amenable number.

122131203032 is a deficient number, since it is larger than the sum of its proper divisors (110953256488).

122131203032 is a wasteful number, since it uses less digits than its factorization.

122131203032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190411 (or 1190407 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 122131203032 its reverse (230302131221), we get a palindrome (352433334253).

The spelling of 122131203032 in words is "one hundred twenty-two billion, one hundred thirty-one million, two hundred three thousand, thirty-two".

Divisors: 1 2 4 8 101 127 202 254 404 508 808 1016 12827 25654 51308 102616 1190177 2380354 4760708 9521416 120207877 151152479 240415754 302304958 480831508 604609916 961663016 1209219832 15266400379 30532800758 61065601516 122131203032