133115112221142 has 16 divisors (see below), whose sum is σ = 266634215686080. Its totient is φ = 44304372199752.

The previous prime is 133115112221087. The next prime is 133115112221167. The reversal of 133115112221142 is 241122211511331.

It is a happy number.

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, 16832964208 + ... + 16832972115.

It is an arithmetic number, because the mean of its divisors is an integer number (16664638480380).

Almost surely, 2^{133115112221142} is an apocalyptic number.

133115112221142 is an abundant number, since it is smaller than the sum of its proper divisors (133519103464938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133115112221142 is a wasteful number, since it uses less digits than its factorization.

133115112221142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33665936987.

The product of its digits is 2880, while the sum is 30.

Adding to 133115112221142 its reverse (241122211511331), we get a palindrome (374237323732473).

The spelling of 133115112221142 in words is "one hundred thirty-three trillion, one hundred fifteen billion, one hundred twelve million, two hundred twenty-one thousand, one hundred forty-two".