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131214130203 = 31379405110513
BaseRepresentation
bin111101000110011111…
…0001011110000011011
3110112200112112110011010
41322030332023300123
54122211304131303
6140140130105003
712323415463362
oct1721476136033
9415615473133
10131214130203
1150713a57122
122151b41b163
13c4b15a5780
1464ca8367d9
15362e740c03
hex1e8cf8bc1b

131214130203 has 32 divisors (see below), whose sum is σ = 190860221440. Its totient is φ = 79697779200.

The previous prime is 131214130193. The next prime is 131214130219. The reversal of 131214130203 is 302031412131.

It is not a de Polignac number, because 131214130203 - 230 = 130140388379 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 131214130203.

It is not an unprimeable number, because it can be changed into a prime (131214130253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12475875 + ... + 12486387.

It is an arithmetic number, because the mean of its divisors is an integer number (5964381920).

Almost surely, 2131214130203 is an apocalyptic number.

131214130203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

131214130203 is a deficient number, since it is larger than the sum of its proper divisors (59646091237).

131214130203 is a wasteful number, since it uses less digits than its factorization.

131214130203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14659.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 131214130203 its reverse (302031412131), we get a palindrome (433245542334).

The spelling of 131214130203 in words is "one hundred thirty-one billion, two hundred fourteen million, one hundred thirty thousand, two hundred three".

Divisors: 1 3 13 39 79 237 1027 3081 4051 10513 12153 31539 52663 136669 157989 320029 410007 830527 960087 2491581 4160377 10796851 12481131 32390553 42588163 127764489 553646119 1660938357 3364464877 10093394631 43738043401 131214130203