133012120021230 has 128 divisors (see below), whose sum is σ = 344396329721856. Its totient is φ = 32752458086400.

The previous prime is 133012120021189. The next prime is 133012120021243. The reversal of 133012120021230 is 32120021210331.

It is a super-3 number, since 3×133012120021230³ (a number of 43 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 133012120021197 and 133012120021206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1053322995 + ... + 1053449265.

It is an arithmetic number, because the mean of its divisors is an integer number (2690596325952).

Almost surely, 2^{133012120021230} is an apocalyptic number.

133012120021230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 133012120021230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172198164860928).

133012120021230 is an abundant number, since it is smaller than the sum of its proper divisors (211384209700626).

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

133012120021230 is a wasteful number, since it uses less digits than its factorization.

133012120021230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165322.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 133012120021230 its reverse (32120021210331), we get a palindrome (165132141231561).

The spelling of 133012120021230 in words is "one hundred thirty-three trillion, twelve billion, one hundred twenty million, twenty-one thousand, two hundred thirty".