130542442361421 has 32 divisors (see below), whose sum is σ = 176134583586816. Its totient is φ = 85992860160000.

The previous prime is 130542442361389. The next prime is 130542442361423. The reversal of 130542442361421 is 124163244245031.

It is not a de Polignac number, because 130542442361421 - 2⁵ = 130542442361389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130542442361423) 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, 625965556 + ... + 626174066.

It is an arithmetic number, because the mean of its divisors is an integer number (5504205737088).

Almost surely, 2^{130542442361421} is an apocalyptic number.

It is an amenable number.

130542442361421 is a deficient number, since it is larger than the sum of its proper divisors (45592141225395).

130542442361421 is a wasteful number, since it uses less digits than its factorization.

130542442361421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212773.

The product of its (nonzero) digits is 552960, while the sum is 42.

The spelling of 130542442361421 in words is "one hundred thirty trillion, five hundred forty-two billion, four hundred forty-two million, three hundred sixty-one thousand, four hundred twenty-one".