42042323121003 has 24 divisors (see below), whose sum is σ = 60745496884800. Its totient is φ = 28020048923520.

The previous prime is 42042323120981. The next prime is 42042323121017. The reversal of 42042323121003 is 30012132324024.

42042323121003 is a `hidden beast` number, since 4 + 2 + 0 + 423 + 23 + 1 + 210 + 0 + 3 = 666.

It is not a de Polignac number, because 42042323121003 - 2¹² = 42042323116907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42042323121023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 457816750 + ... + 457908572.

It is an arithmetic number, because the mean of its divisors is an integer number (2531062370200).

Almost surely, 2^{42042323121003} is an apocalyptic number.

42042323121003 is a deficient number, since it is larger than the sum of its proper divisors (18703173763797).

42042323121003 is a wasteful number, since it uses less digits than its factorization.

42042323121003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106099 (or 106096 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 42042323121003 its reverse (30012132324024), we get a palindrome (72054455445027).

The spelling of 42042323121003 in words is "forty-two trillion, forty-two billion, three hundred twenty-three million, one hundred twenty-one thousand, three".