42102024121122 has 32 divisors (see below), whose sum is σ = 96258502904832. Its totient is φ = 12025986634704.

The previous prime is 42102024121097. The next prime is 42102024121127. The reversal of 42102024121122 is 22112142020124.

It is a junction number, because it is equal to n+sod(n) for n = 42102024121092 and 42102024121101.

It is not an unprimeable number, because it can be changed into a prime (42102024121127) 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, 131634798 + ... + 131954249.

It is an arithmetic number, because the mean of its divisors is an integer number (3008078215776).

Almost surely, 2^{42102024121122} is an apocalyptic number.

42102024121122 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

42102024121122 is an abundant number, since it is smaller than the sum of its proper divisors (54156478783710).

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

42102024121122 is a wasteful number, since it uses less digits than its factorization.

42102024121122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263592862.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 42102024121122 its reverse (22112142020124), we get a palindrome (64214166141246).

The spelling of 42102024121122 in words is "forty-two trillion, one hundred two billion, twenty-four million, one hundred twenty-one thousand, one hundred twenty-two".