133021225553434 has 4 divisors (see below), whose sum is σ = 199531838330154. Its totient is φ = 66510612776716.

The previous prime is 133021225553401. The next prime is 133021225553441. The reversal of 133021225553434 is 434355522120331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 119092543180209 + 13928682373225 = 10912953^2 + 3732115^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33255306388357 + ... + 33255306388360.

Almost surely, 2^{133021225553434} is an apocalyptic number.

133021225553434 is a deficient number, since it is larger than the sum of its proper divisors (66510612776720).

133021225553434 is an equidigital number, since it uses as much as digits as its factorization.

133021225553434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66510612776719.

The product of its (nonzero) digits is 1296000, while the sum is 43.

Adding to 133021225553434 its reverse (434355522120331), we get a palindrome (567376747673765).

The spelling of 133021225553434 in words is "one hundred thirty-three trillion, twenty-one billion, two hundred twenty-five million, five hundred fifty-three thousand, four hundred thirty-four".