133421044032430 has 128 divisors (see below), whose sum is σ = 317050411797504. Its totient is φ = 39137089075200.

The previous prime is 133421044032391. The next prime is 133421044032449. The reversal of 133421044032430 is 34230440124331.

It is a super-3 number, since 3×133421044032430³ (a number of 43 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

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, 212621740 + ... + 213248320.

It is an arithmetic number, because the mean of its divisors is an integer number (2476956342168).

Almost surely, 2^{133421044032430} is an apocalyptic number.

133421044032430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133421044032430 is an abundant number, since it is smaller than the sum of its proper divisors (183629367765074).

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

133421044032430 is a wasteful number, since it uses less digits than its factorization.

133421044032430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642890.

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 133421044032430 its reverse (34230440124331), we get a palindrome (167651484156761).

The spelling of 133421044032430 in words is "one hundred thirty-three trillion, four hundred twenty-one billion, forty-four million, thirty-two thousand, four hundred thirty".