133021231434 has 96 divisors (see below), whose sum is σ = 354977086464. Its totient is φ = 35057422080.

The previous prime is 133021231403. The next prime is 133021231481. The reversal of 133021231434 is 434132120331.

It is a happy number.

133021231434 is a `hidden beast` number, since 1 + 3 + 302 + 12 + 314 + 34 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 133021231398 and 133021231407.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2318919 + ... + 2375589.

It is an arithmetic number, because the mean of its divisors is an integer number (3697677984).

Almost surely, 2^133021231434 is an apocalyptic number.

133021231434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 133021231434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177488543232).

133021231434 is an abundant number, since it is smaller than the sum of its proper divisors (221955855030).

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

133021231434 is a wasteful number, since it uses less digits than its factorization.

133021231434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58132 (or 58129 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 133021231434 its reverse (434132120331), we get a palindrome (567153351765).

The spelling of 133021231434 in words is "one hundred thirty-three billion, twenty-one million, two hundred thirty-one thousand, four hundred thirty-four".