42123324220203 has 16 divisors (see below), whose sum is σ = 56208402432000. Its totient is φ = 28060236059040.

The previous prime is 42123324220183. The next prime is 42123324220207. The reversal of 42123324220203 is 30202242332124.

It is not a de Polignac number, because 42123324220203 - 2²⁴ = 42123307442987 is a prime.

It is a super-2 number, since 2×42123324220203² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42123324220207) 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, 33448918 + ... + 34685396.

It is an arithmetic number, because the mean of its divisors is an integer number (3513025152000).

Almost surely, 2^{42123324220203} is an apocalyptic number.

42123324220203 is a deficient number, since it is larger than the sum of its proper divisors (14085078211797).

42123324220203 is a wasteful number, since it uses less digits than its factorization.

42123324220203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245362.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 42123324220203 its reverse (30202242332124), we get a palindrome (72325566552327).

The spelling of 42123324220203 in words is "forty-two trillion, one hundred twenty-three billion, three hundred twenty-four million, two hundred twenty thousand, two hundred three".