133021201651146 has 48 divisors (see below), whose sum is σ = 290920220136000. Its totient is φ = 43923884160384.

The previous prime is 133021201651123. The next prime is 133021201651183. The reversal of 133021201651146 is 641156102120331.

133021201651146 is a `hidden beast` number, since 1 + 3 + 3 + 0 + 2 + 120 + 16 + 511 + 4 + 6 = 666.

It is a super-2 number, since 2×133021201651146² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 133021201651146.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38498835 + ... + 41811513.

It is an arithmetic number, because the mean of its divisors is an integer number (6060837919500).

Almost surely, 2^{133021201651146} is an apocalyptic number.

133021201651146 is an abundant number, since it is smaller than the sum of its proper divisors (157899018484854).

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

133021201651146 is a wasteful number, since it uses less digits than its factorization.

133021201651146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3333643 (or 3333640 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

Adding to 133021201651146 its reverse (641156102120331), we get a palindrome (774177303771477).

The spelling of 133021201651146 in words is "one hundred thirty-three trillion, twenty-one billion, two hundred one million, six hundred fifty-one thousand, one hundred forty-six".