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131330110220030 = 25105533124444591
BaseRepresentation
bin11101110111000110101100…
…100100010110011011111110
3122020000000222012001101211102
4131313012230210112123332
5114203203031204020110
61143152115244053102
736443200363061201
oct3567065444263376
9566000865041742
10131330110220030
11389338724a5387
12128907a4234192
1358384b7825c67
1424605a8683938
15102b2e6b1a5a5
hex7771ac9166fe

131330110220030 has 16 divisors (see below), whose sum is σ = 236396440298304. Its totient is φ = 52531545887520.

The previous prime is 131330110220021. The next prime is 131330110220033. The reversal of 131330110220030 is 30022011033131.

It is a junction number, because it is equal to n+sod(n) for n = 131330110219984 and 131330110220011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131330110220033) 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, 61166966 + ... + 63277625.

It is an arithmetic number, because the mean of its divisors is an integer number (14774777518644).

Almost surely, 2131330110220030 is an apocalyptic number.

131330110220030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131330110220030 is a deficient number, since it is larger than the sum of its proper divisors (105066330078274).

131330110220030 is a wasteful number, since it uses less digits than its factorization.

131330110220030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124550131.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 131330110220030 its reverse (30022011033131), we get a palindrome (161352121253161).

The spelling of 131330110220030 in words is "one hundred thirty-one trillion, three hundred thirty billion, one hundred ten million, two hundred twenty thousand, thirty".

Divisors: 1 2 5 10 105533 211066 527665 1055330 124444591 248889182 622222955 1244445910 13133011022003 26266022044006 65665055110015 131330110220030