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10233231213 = 397239147137
BaseRepresentation
bin10011000011111001…
…01011011101101101
3222102011122000012110
421201330223131231
5131424201344323
64411233354233
7511406013222
oct114174533555
928364560173
1010233231213
114381435087
121b97108979
13c7110b3ca
146d1115949
153ed5cd793
hex261f2b76d

10233231213 has 16 divisors (see below), whose sum is σ = 13842743040. Its totient is φ = 6723526656.

The previous prime is 10233231191. The next prime is 10233231241. The reversal of 10233231213 is 31213233201.

10233231213 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10233231213 - 214 = 10233214829 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10233231213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10233231263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4020 + ... + 143117.

It is an arithmetic number, because the mean of its divisors is an integer number (865171440).

Almost surely, 210233231213 is an apocalyptic number.

It is an amenable number.

10233231213 is a deficient number, since it is larger than the sum of its proper divisors (3609511827).

10233231213 is a wasteful number, since it uses less digits than its factorization.

10233231213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147476.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 10233231213 its reverse (31213233201), we get a palindrome (41446464414).

The spelling of 10233231213 in words is "ten billion, two hundred thirty-three million, two hundred thirty-one thousand, two hundred thirteen".

Divisors: 1 3 97 239 291 717 23183 69549 147137 441411 14272289 35165743 42816867 105497229 3411077071 10233231213