133120312331011 has 16 divisors (see below), whose sum is σ = 138343972838400. Its totient is φ = 127957428165600.

The previous prime is 133120312330991. The next prime is 133120312331119. The reversal of 133120312331011 is 110133213021331.

It is a cyclic number.

It is not a de Polignac number, because 133120312331011 - 2¹³ = 133120312322819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133120312331311) 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, 19402585 + ... + 25351546.

It is an arithmetic number, because the mean of its divisors is an integer number (8646498302400).

Almost surely, 2^{133120312331011} is an apocalyptic number.

133120312331011 is a deficient number, since it is larger than the sum of its proper divisors (5223660507389).

133120312331011 is a wasteful number, since it uses less digits than its factorization.

133120312331011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44754810.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 133120312331011 its reverse (110133213021331), we get a palindrome (243253525352342).

The spelling of 133120312331011 in words is "one hundred thirty-three trillion, one hundred twenty billion, three hundred twelve million, three hundred thirty-one thousand, eleven".