421101214020432 has 320 divisors, whose sum is σ = 1320201389203200. Its totient is φ = 127451491614720.

The previous prime is 421101214020413. The next prime is 421101214020503. The reversal of 421101214020432 is 234020412101124.

421101214020432 is a `hidden beast` number, since 4 + 2 + 1 + 10 + 1 + 214 + 0 + 2 + 0 + 432 = 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 = 421101214020396 and 421101214020405.

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, 33165403908 + ... + 33165416604.

It is an arithmetic number, because the mean of its divisors is an integer number (4125629341260).

Almost surely, 2^{421101214020432} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 421101214020432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (660100694601600).

421101214020432 is an abundant number, since it is smaller than the sum of its proper divisors (899100175182768).

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

421101214020432 is a wasteful number, since it uses less digits than its factorization.

421101214020432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20651 (or 20639 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 421101214020432 its reverse (234020412101124), we get a palindrome (655121626121556).

The spelling of 421101214020432 in words is "four hundred twenty-one trillion, one hundred one billion, two hundred fourteen million, twenty thousand, four hundred thirty-two".