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131141212130 = 25179257285071
BaseRepresentation
bin111101000100010100…
…0000001011111100010
3110112111110022211100202
41322020220001133202
54122034122242010
6140125003145202
712321541624265
oct1721050013742
9415443284322
10131141212130
1150686882755
12214bab15202
13c49c454996
1464c0c94cdc
15362813a6a5
hex1e88a017e2

131141212130 has 32 divisors (see below), whose sum is σ = 238297386240. Its totient is φ = 51960279040.

The previous prime is 131141212093. The next prime is 131141212141. The reversal of 131141212130 is 31212141131.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 317495 + ... + 602565.

It is an arithmetic number, because the mean of its divisors is an integer number (7446793320).

Almost surely, 2131141212130 is an apocalyptic number.

131141212130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131141212130 is a deficient number, since it is larger than the sum of its proper divisors (107156174110).

131141212130 is a wasteful number, since it uses less digits than its factorization.

131141212130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285514.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 131141212130 its reverse (31212141131), we get a palindrome (162353353261).

The spelling of 131141212130 in words is "one hundred thirty-one billion, one hundred forty-one million, two hundred twelve thousand, one hundred thirty".

Divisors: 1 2 5 10 179 257 358 514 895 1285 1790 2570 46003 92006 230015 285071 460030 570142 1425355 2850710 51027709 73263247 102055418 146526494 255138545 366316235 510277090 732632470 13114121213 26228242426 65570606065 131141212130