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10330231131 = 331123161993
BaseRepresentation
bin10011001111011101…
…01101000101011011
3222122221011010002000
421213232231011123
5132124014344011
64425020412043
7513664341633
oct114756550533
928587133060
1010330231131
114421167600
1220036a7023
13c882414cc
146ddd656c3
15406d8e356
hex267bad15b

10330231131 has 24 divisors (see below), whose sum is σ = 16821808080. Its totient is φ = 6260744160.

The previous prime is 10330231099. The next prime is 10330231147. The reversal of 10330231131 is 13113203301.

It is a happy number.

It is not a de Polignac number, because 10330231131 - 25 = 10330231099 is a prime.

It is a super-2 number, since 2×103302311312 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10330231031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1577730 + ... + 1584263.

It is an arithmetic number, because the mean of its divisors is an integer number (700908670).

Almost surely, 210330231131 is an apocalyptic number.

10330231131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10330231131 is a deficient number, since it is larger than the sum of its proper divisors (6491576949).

10330231131 is a wasteful number, since it uses less digits than its factorization.

10330231131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3162024 (or 3162007 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 10330231131 its reverse (13113203301), we get a palindrome (23443434432).

The spelling of 10330231131 in words is "ten billion, three hundred thirty million, two hundred thirty-one thousand, one hundred thirty-one".

Divisors: 1 3 9 11 27 33 99 121 297 363 1089 3267 3161993 9485979 28457937 34781923 85373811 104345769 313037307 382601153 939111921 1147803459 3443410377 10330231131