42001100034 has 32 divisors (see below), whose sum is σ = 86326115904. Its totient is φ = 13615230720.

The previous prime is 42001100033. The next prime is 42001100041. The reversal of 42001100034 is 43000110024.

It is a junction number, because it is equal to n+sod(n) for n = 42001099986 and 42001100022.

It is not an unprimeable number, because it can be changed into a prime (42001100033) by changing a digit.

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, 195744 + ... + 349739.

It is an arithmetic number, because the mean of its divisors is an integer number (2697691122).

Almost surely, 2^42001100034 is an apocalyptic number.

42001100034 is an abundant number, since it is smaller than the sum of its proper divisors (44325015870).

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

42001100034 is a wasteful number, since it uses less digits than its factorization.

42001100034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545842.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 42001100034 its reverse (43000110024), we get a palindrome (85001210058).

The spelling of 42001100034 in words is "forty-two billion, one million, one hundred thousand, thirty-four".