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203120101132 = 221354116074493
BaseRepresentation
bin1011110100101011100…
…1101100011100001100
3201102021210022020121121
42331022321230130030
511311442221214012
6233151224410324
720450335241524
oct2751271543414
9642253266547
10203120101132
1179163002383
12334486169a4
1316200864670
149b8c62c684
15543c33da07
hex2f4ae6c70c

203120101132 has 48 divisors (see below), whose sum is σ = 383834912832. Its totient is φ = 93495409920.

The previous prime is 203120101123. The next prime is 203120101187. The reversal of 203120101132 is 231101021302.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45205878 + ... + 45210370.

It is an arithmetic number, because the mean of its divisors is an integer number (7996560684).

Almost surely, 2203120101132 is an apocalyptic number.

It is an amenable number.

203120101132 is a deficient number, since it is larger than the sum of its proper divisors (180714811700).

203120101132 is a wasteful number, since it uses less digits than its factorization.

203120101132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6658 (or 6656 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 203120101132 its reverse (231101021302), we get a palindrome (434221122434).

The spelling of 203120101132 in words is "two hundred three billion, one hundred twenty million, one hundred one thousand, one hundred thirty-two".

Divisors: 1 2 4 13 26 52 541 1082 1607 2164 3214 4493 6428 7033 8986 14066 17972 20891 28132 41782 58409 83564 116818 233636 869387 1738774 2430713 3477548 4861426 7220251 9722852 11302031 14440502 22604062 28881004 31599269 45208124 63198538 93863263 126397076 187726526 375453052 3906155791 7812311582 15624623164 50780025283 101560050566 203120101132