133431001000142 has 4 divisors (see below), whose sum is σ = 200146501500216. Its totient is φ = 66715500500070.

The previous prime is 133431001000139. The next prime is 133431001000207. The reversal of 133431001000142 is 241000100134331.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33357750250034 + ... + 33357750250037.

It is an arithmetic number, because the mean of its divisors is an integer number (50036625375054).

Almost surely, 2^{133431001000142} is an apocalyptic number.

133431001000142 is a deficient number, since it is larger than the sum of its proper divisors (66715500500074).

133431001000142 is an equidigital number, since it uses as much as digits as its factorization.

133431001000142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66715500500073.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 133431001000142 its reverse (241000100134331), we get a palindrome (374431101134473).

The spelling of 133431001000142 in words is "one hundred thirty-three trillion, four hundred thirty-one billion, one million, one hundred forty-two", and thus it is an aban number.