133243403124142 has 16 divisors (see below), whose sum is σ = 199985016565152. Its totient is φ = 66581740045600.

The previous prime is 133243403124121. The next prime is 133243403124157. The reversal of 133243403124142 is 241421304342331.

It is a super-2 number, since 2×133243403124142² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27036108 + ... + 31582240.

It is an arithmetic number, because the mean of its divisors is an integer number (12499063535322).

Almost surely, 2^{133243403124142} is an apocalyptic number.

133243403124142 is a deficient number, since it is larger than the sum of its proper divisors (66741613441010).

133243403124142 is a wasteful number, since it uses less digits than its factorization.

133243403124142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4554923.

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 133243403124142 its reverse (241421304342331), we get a palindrome (374664707466473).

The spelling of 133243403124142 in words is "one hundred thirty-three trillion, two hundred forty-three billion, four hundred three million, one hundred twenty-four thousand, one hundred forty-two".