243420101314131 has 16 divisors (see below), whose sum is σ = 383716415865600. Its totient is φ = 134300745552288.

The previous prime is 243420101314109. The next prime is 243420101314213. The reversal of 243420101314131 is 131413101024342.

It is not a de Polignac number, because 243420101314131 - 2¹¹ = 243420101312083 is a prime.

It is a super-2 number, since 2×243420101314131² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (243420101310131) 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, 199852299321 + ... + 199852300538.

It is an arithmetic number, because the mean of its divisors is an integer number (23982275991600).

Almost surely, 2^{243420101314131} is an apocalyptic number.

243420101314131 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

243420101314131 is a deficient number, since it is larger than the sum of its proper divisors (140296314551469).

243420101314131 is a wasteful number, since it uses less digits than its factorization.

243420101314131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399704599898.

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 243420101314131 its reverse (131413101024342), we get a palindrome (374833202338473).

The spelling of 243420101314131 in words is "two hundred forty-three trillion, four hundred twenty billion, one hundred one million, three hundred fourteen thousand, one hundred thirty-one".