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10233231231 = 323148307699
BaseRepresentation
bin10011000011111001…
…01011011101111111
3222102011122000020010
421201330223131333
5131424201344411
64411233354303
7511406013246
oct114174533577
928364560203
1010233231231
1143814350a3
121b97108993
13c7110b412
146d111595d
153ed5cd7a6
hex261f2b77f

10233231231 has 8 divisors (see below), whose sum is σ = 14237539200. Its totient is φ = 6525538712.

The previous prime is 10233231191. The next prime is 10233231241. The reversal of 10233231231 is 13213233201.

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 10233231231 - 29 = 10233230719 is a prime.

It is a super-2 number, since 2×102332312312 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10233231198 and 10233231207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10233231241) 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, 74153781 + ... + 74153918.

It is an arithmetic number, because the mean of its divisors is an integer number (1779692400).

Almost surely, 210233231231 is an apocalyptic number.

10233231231 is a deficient number, since it is larger than the sum of its proper divisors (4004307969).

10233231231 is a wasteful number, since it uses less digits than its factorization.

10233231231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148307725.

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

Adding to 10233231231 its reverse (13213233201), we get a palindrome (23446464432).

The spelling of 10233231231 in words is "ten billion, two hundred thirty-three million, two hundred thirty-one thousand, two hundred thirty-one".

Divisors: 1 3 23 69 148307699 444923097 3411077077 10233231231