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13232122031 = 83178989113
BaseRepresentation
bin11000101001011001…
…00010100010101111
31021011011120110000202
430110230202202233
5204044410401111
610025002144115
7645622116152
oct142454424257
937134513022
1013232122031
115680208147
1226934b203b
13132b4c4b0b
148d750dc99
15526a03b3b
hex314b228af

13232122031 has 8 divisors (see below), whose sum is σ = 13399181040. Its totient is φ = 13065244992.

The previous prime is 13232122021. The next prime is 13232122039. The reversal of 13232122031 is 13022123231.

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 13232122031 - 26 = 13232121967 is a prime.

It is a super-2 number, since 2×132321220312 (a number of 21 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 = 13232121994 and 13232122012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13232122039) 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, 103931 + ... + 193043.

It is an arithmetic number, because the mean of its divisors is an integer number (1674897630).

Almost surely, 213232122031 is an apocalyptic number.

13232122031 is a deficient number, since it is larger than the sum of its proper divisors (167059009).

13232122031 is an equidigital number, since it uses as much as digits as its factorization.

13232122031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90985.

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

Adding to 13232122031 its reverse (13022123231), we get a palindrome (26254245262).

The spelling of 13232122031 in words is "thirteen billion, two hundred thirty-two million, one hundred twenty-two thousand, thirty-one".

Divisors: 1 83 1789 89113 148487 7396379 159423157 13232122031