42102100404320 has 96 divisors (see below), whose sum is σ = 114219573914880. Its totient is φ = 14504072855040.

The previous prime is 42102100404319. The next prime is 42102100404341. The reversal of 42102100404320 is 2340400120124.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 629483612 + ... + 629550491.

It is an arithmetic number, because the mean of its divisors is an integer number (1189787228280).

Almost surely, 2^{42102100404320} is an apocalyptic number.

42102100404320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42102100404320 is an abundant number, since it is smaller than the sum of its proper divisors (72117473510560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42102100404320 is a wasteful number, since it uses less digits than its factorization.

42102100404320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259034148 (or 1259034140 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 42102100404320 its reverse (2340400120124), we get a palindrome (44442500524444).

The spelling of 42102100404320 in words is "forty-two trillion, one hundred two billion, one hundred million, four hundred four thousand, three hundred twenty".