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120210233231 = 1146723400863
BaseRepresentation
bin110111111110100010…
…1101001011110001111
3102111021122202120021102
41233331011221132033
53432142304430411
6131120202253315
711453631060164
oct1577505513617
9374248676242
10120210233231
1146a875a74a0
121b36a1b723b
13b44991542a
145b6523006b
1531d8681d3b
hex1bfd16978f

120210233231 has 8 divisors (see below), whose sum is σ = 131419252224. Its totient is φ = 109048016920.

The previous prime is 120210233219. The next prime is 120210233243. The reversal of 120210233231 is 132332012021.

It is an interprime number because it is at equal distance from previous prime (120210233219) and next prime (120210233243).

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 120210233231 - 218 = 120209971087 is a prime.

It is a super-2 number, since 2×1202102332312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120210283231) 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, 11695295 + ... + 11705568.

It is an arithmetic number, because the mean of its divisors is an integer number (16427406528).

Almost surely, 2120210233231 is an apocalyptic number.

120210233231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

120210233231 is a deficient number, since it is larger than the sum of its proper divisors (11209018993).

120210233231 is a wasteful number, since it uses less digits than its factorization.

120210233231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23401341.

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

Adding to 120210233231 its reverse (132332012021), we get a palindrome (252542245252).

The spelling of 120210233231 in words is "one hundred twenty billion, two hundred ten million, two hundred thirty-three thousand, two hundred thirty-one".

Divisors: 1 11 467 5137 23400863 257409493 10928203021 120210233231