133012121130020 has 24 divisors (see below), whose sum is σ = 304718677498368. Its totient is φ = 48368044047200.

The previous prime is 133012121129989. The next prime is 133012121130041. The reversal of 133012121130020 is 20031121210331.

It is a happy number.

It is a super-2 number, since 2×133012121130020² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 133012121129974 and 133012121130001.

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, 302300275076 + ... + 302300275515.

It is an arithmetic number, because the mean of its divisors is an integer number (12696611562432).

Almost surely, 2^{133012121130020} is an apocalyptic number.

133012121130020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133012121130020 is an abundant number, since it is smaller than the sum of its proper divisors (171706556368348).

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

133012121130020 is a wasteful number, since it uses less digits than its factorization.

133012121130020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604600550611 (or 604600550609 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 133012121130020 its reverse (20031121210331), we get a palindrome (153043242340351).

The spelling of 133012121130020 in words is "one hundred thirty-three trillion, twelve billion, one hundred twenty-one million, one hundred thirty thousand, twenty".