133042100403 has 4 divisors (see below), whose sum is σ = 177389467208. Its totient is φ = 88694733600.

The previous prime is 133042100393. The next prime is 133042100413. The reversal of 133042100403 is 304001240331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 304001240331 = 3 ⋅101333746777.

It is an interprime number because it is at equal distance from previous prime (133042100393) and next prime (133042100413).

It is not a de Polignac number, because 133042100403 - 2⁶ = 133042100339 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133042100403.

It is not an unprimeable number, because it can be changed into a prime (133042100413) 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, 22173683398 + ... + 22173683403.

It is an arithmetic number, because the mean of its divisors is an integer number (44347366802).

Almost surely, 2^133042100403 is an apocalyptic number.

133042100403 is a deficient number, since it is larger than the sum of its proper divisors (44347366805).

133042100403 is an equidigital number, since it uses as much as digits as its factorization.

133042100403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44347366804.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 133042100403 its reverse (304001240331), we get a palindrome (437043340734).

The spelling of 133042100403 in words is "one hundred thirty-three billion, forty-two million, one hundred thousand, four hundred three".