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130120233023 = 11192921468443
BaseRepresentation
bin111100100101111000…
…1010011000000111111
3110102212022011201022202
41321023301103000333
54112441234424043
6135435412102115
712254333505644
oct1711361230077
9412768151282
10130120233023
115020252aa70
122127500493b
13c368a80831
146425445dcb
1535b86b31b8
hex1e4bc5303f

130120233023 has 16 divisors (see below), whose sum is σ = 154572796800. Its totient is φ = 108200947680.

The previous prime is 130120233007. The next prime is 130120233041. The reversal of 130120233023 is 320332021031.

It is not a de Polignac number, because 130120233023 - 24 = 130120233007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 130120232986 and 130120233004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130120233043) 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, 10728161 + ... + 10740282.

It is an arithmetic number, because the mean of its divisors is an integer number (9660799800).

Almost surely, 2130120233023 is an apocalyptic number.

130120233023 is a deficient number, since it is larger than the sum of its proper divisors (24452563777).

130120233023 is a wasteful number, since it uses less digits than its factorization.

130120233023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21468502.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 130120233023 its reverse (320332021031), we get a palindrome (450452254054).

The spelling of 130120233023 in words is "one hundred thirty billion, one hundred twenty million, two hundred thirty-three thousand, twenty-three".

Divisors: 1 11 19 29 209 319 551 6061 21468443 236152873 407900417 622584847 4486904587 6848433317 11829112093 130120233023