1200410202420 has 432 divisors, whose sum is σ = 4384865511936. Its totient is φ = 262062028800.

The previous prime is 1200410202419. The next prime is 1200410202427. The reversal of 1200410202420 is 242020140021.

1200410202420 is a `hidden beast` number, since 1 + 2 + 0 + 0 + 41 + 0 + 202 + 420 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1200410202393 and 1200410202402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200410202427) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 43255069 + ... + 43282811.

It is an arithmetic number, because the mean of its divisors is an integer number (10150151648).

Almost surely, 2^{1200410202420} is an apocalyptic number.

1200410202420 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 1200410202420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2192432755968).

1200410202420 is an abundant number, since it is smaller than the sum of its proper divisors (3184455309516).

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

1200410202420 is a wasteful number, since it uses less digits than its factorization.

1200410202420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27864 (or 27818 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 1200410202420 its reverse (242020140021), we get a palindrome (1442430342441).

The spelling of 1200410202420 in words is "one trillion, two hundred billion, four hundred ten million, two hundred two thousand, four hundred twenty".