100520442067 has 4 divisors (see below), whose sum is σ = 101046727296. Its totient is φ = 99994156840.

The previous prime is 100520442053. The next prime is 100520442073. The reversal of 100520442067 is 760244025001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 760244025001 = 563 ⋅1350344627.

It is a cyclic number.

It is not a de Polignac number, because 100520442067 - 2⁷ = 100520441939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100520442007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263142328 + ... + 263142709.

It is an arithmetic number, because the mean of its divisors is an integer number (25261681824).

Almost surely, 2^100520442067 is an apocalyptic number.

100520442067 is a deficient number, since it is larger than the sum of its proper divisors (526285229).

100520442067 is an equidigital number, since it uses as much as digits as its factorization.

100520442067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526285228.

The product of its (nonzero) digits is 13440, while the sum is 31.

Adding to 100520442067 its reverse (760244025001), we get a palindrome (860764467068).

The spelling of 100520442067 in words is "one hundred billion, five hundred twenty million, four hundred forty-two thousand, sixty-seven".