421402231134 has 32 divisors (see below), whose sum is σ = 936488213280. Its totient is φ = 140461588800.

The previous prime is 421402231127. The next prime is 421402231139. The reversal of 421402231134 is 431132204124.

421402231134 is a `hidden beast` number, since 4 + 21 + 402 + 231 + 1 + 3 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 421402231098 and 421402231107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421402231139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1269514 + ... + 1566674.

It is an arithmetic number, because the mean of its divisors is an integer number (29265256665).

Almost surely, 2^421402231134 is an apocalyptic number.

421402231134 is an abundant number, since it is smaller than the sum of its proper divisors (515085982146).

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

421402231134 is a wasteful number, since it uses less digits than its factorization.

421402231134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323433 (or 323427 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 421402231134 its reverse (431132204124), we get a palindrome (852534435258).

The spelling of 421402231134 in words is "four hundred twenty-one billion, four hundred two million, two hundred thirty-one thousand, one hundred thirty-four".