100601012533 has 16 divisors (see below), whose sum is σ = 117737530240. Its totient is φ = 84158839296.

The previous prime is 100601012503. The next prime is 100601012537. The reversal of 100601012533 is 335210106001.

It is a happy number.

It is not a de Polignac number, because 100601012533 - 2²¹ = 100598915381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100601012537) 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, 261553 + ... + 519241.

It is an arithmetic number, because the mean of its divisors is an integer number (7358595640).

Almost surely, 2^100601012533 is an apocalyptic number.

It is an amenable number.

100601012533 is a deficient number, since it is larger than the sum of its proper divisors (17136517707).

100601012533 is a wasteful number, since it uses less digits than its factorization.

100601012533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259036.

The product of its (nonzero) digits is 540, while the sum is 22.

Adding to 100601012533 its reverse (335210106001), we get a palindrome (435811118534).

The spelling of 100601012533 in words is "one hundred billion, six hundred one million, twelve thousand, five hundred thirty-three".