133401030120 has 48 divisors (see below), whose sum is σ = 433553349060. Its totient is φ = 35573607936.

The previous prime is 133401030107. The next prime is 133401030121. The reversal of 133401030120 is 21030104331.

133401030120 is a `hidden beast` number, since 1 + 3 + 340 + 1 + 0 + 301 + 20 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 128733134436 + 4667895684 = 358794^2 + 68322^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 133401030093 and 133401030102.

It is not an unprimeable number, because it can be changed into a prime (133401030121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 185278849 + ... + 185279568.

Almost surely, 2^133401030120 is an apocalyptic number.

133401030120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133401030120 is an abundant number, since it is smaller than the sum of its proper divisors (300152318940).

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

133401030120 is a wasteful number, since it uses less digits than its factorization.

133401030120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370558434 (or 370558427 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 133401030120 its reverse (21030104331), we get a palindrome (154431134451).

The spelling of 133401030120 in words is "one hundred thirty-three billion, four hundred one million, thirty thousand, one hundred twenty".