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32020230121 = 1121991329799
BaseRepresentation
bin11101110100100011…
…011110111111101001
310001122112201020002221
4131310203132333221
51011034134330441
622413200354041
72212330315405
oct356443367751
9101575636087
1032020230121
1112641648900
126257615921
133033aa3539
14179a88c105
15c761858d1
hex7748defe9

32020230121 has 12 divisors (see below), whose sum is σ = 35372680000. Its totient is φ = 28963000440.

The previous prime is 32020230103. The next prime is 32020230139. The reversal of 32020230121 is 12103202023.

It is an interprime number because it is at equal distance from previous prime (32020230103) and next prime (32020230139).

It is not a de Polignac number, because 32020230121 - 25 = 32020230089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32020230095 and 32020230104.

It is not an unprimeable number, because it can be changed into a prime (32020230521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 640821 + ... + 688978.

Almost surely, 232020230121 is an apocalyptic number.

It is an amenable number.

32020230121 is a deficient number, since it is larger than the sum of its proper divisors (3352449879).

32020230121 is a wasteful number, since it uses less digits than its factorization.

32020230121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1330020 (or 1330009 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 32020230121 its reverse (12103202023), we get a palindrome (44123432144).

The spelling of 32020230121 in words is "thirty-two billion, twenty million, two hundred thirty thousand, one hundred twenty-one".

Divisors: 1 11 121 199 2189 24079 1329799 14627789 160905679 264630001 2910930011 32020230121