402012204300 has 432 divisors, whose sum is σ = 1506154329120. Its totient is φ = 91720097280.

The previous prime is 402012204299. The next prime is 402012204301. The reversal of 402012204300 is 3402210204.

402012204300 is a `hidden beast` number, since 402 + 0 + 1 + 220 + 43 + 0 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (402012204299) and next prime (402012204301).

It is a super-2 number, since 2×402012204300² (a number of 24 digits) contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (402012204301) 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, 81097422 + ... + 81102378.

Almost surely, 2^402012204300 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 402012204300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (753077164560).

402012204300 is an abundant number, since it is smaller than the sum of its proper divisors (1104142124820).

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

402012204300 is a wasteful number, since it uses less digits than its factorization.

402012204300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5607 (or 5587 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 402012204300 its reverse (3402210204), we get a palindrome (405414414504).

The spelling of 402012204300 in words is "four hundred two billion, twelve million, two hundred four thousand, three hundred".