42100124321001 has 16 divisors (see below), whose sum is σ = 56464936774400. Its totient is φ = 27901513151568.

The previous prime is 42100124320981. The next prime is 42100124321191. The reversal of 42100124321001 is 10012342100124.

It is not a de Polignac number, because 42100124321001 - 2⁹ = 42100124320489 is a prime.

It is a super-2 number, since 2×42100124321001² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42100124311001) 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, 59956111 + ... + 60654228.

It is an arithmetic number, because the mean of its divisors is an integer number (3529058548400).

Almost surely, 2^{42100124321001} is an apocalyptic number.

It is an amenable number.

42100124321001 is a deficient number, since it is larger than the sum of its proper divisors (14364812453399).

42100124321001 is a wasteful number, since it uses less digits than its factorization.

42100124321001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120611028.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 42100124321001 its reverse (10012342100124), we get a palindrome (52112466421125).

The spelling of 42100124321001 in words is "forty-two trillion, one hundred billion, one hundred twenty-four million, three hundred twenty-one thousand, one".