133011011211020 has 24 divisors (see below), whose sum is σ = 295753895517024. Its totient is φ = 50074733632256.

The previous prime is 133011011211019. The next prime is 133011011211047. The reversal of 133011011211020 is 20112110110331.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 133011011211020.

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, 195604427912 + ... + 195604428591.

It is an arithmetic number, because the mean of its divisors is an integer number (12323078979876).

Almost surely, 2^{133011011211020} is an apocalyptic number.

133011011211020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133011011211020 is an abundant number, since it is smaller than the sum of its proper divisors (162742884306004).

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

133011011211020 is a wasteful number, since it uses less digits than its factorization.

133011011211020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391208856529 (or 391208856527 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 133011011211020 its reverse (20112110110331), we get a palindrome (153123121321351).

The spelling of 133011011211020 in words is "one hundred thirty-three trillion, eleven billion, eleven million, two hundred eleven thousand, twenty".