10420434200 has 192 divisors, whose sum is σ = 26998272000. Its totient is φ = 3708761600.

The previous prime is 10420434187. The next prime is 10420434203. The reversal of 10420434200 is 243402401.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10420434203) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 27207209 + ... + 27207591.

It is an arithmetic number, because the mean of its divisors is an integer number (140616000).

Almost surely, 2^10420434200 is an apocalyptic number.

10420434200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10420434200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13499136000).

10420434200 is an abundant number, since it is smaller than the sum of its proper divisors (16577837800).

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

10420434200 is a wasteful number, since it uses less digits than its factorization.

10420434200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642 (or 633 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 10420434200 its reverse (243402401), we get a palindrome (10663836601).

The spelling of 10420434200 in words is "ten billion, four hundred twenty million, four hundred thirty-four thousand, two hundred".