133001111120 has 80 divisors (see below), whose sum is σ = 328489392000. Its totient is φ = 49937969664.

The previous prime is 133001111083. The next prime is 133001111179. The reversal of 133001111120 is 21111100331.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 133001111095 and 133001111104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 235700 + ... + 567059.

It is an arithmetic number, because the mean of its divisors is an integer number (4106117400).

Almost surely, 2^133001111120 is an apocalyptic number.

133001111120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133001111120 is an abundant number, since it is smaller than the sum of its proper divisors (195488280880).

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

133001111120 is a wasteful number, since it uses less digits than its factorization.

133001111120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802900 (or 802894 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 133001111120 its reverse (21111100331), we get a palindrome (154112211451).

The spelling of 133001111120 in words is "one hundred thirty-three billion, one million, one hundred eleven thousand, one hundred twenty".