200420400104034 has 64 divisors (see below), whose sum is σ = 437622175291392. Its totient is φ = 60686055878400.

The previous prime is 200420400104011. The next prime is 200420400104039. The reversal of 200420400104034 is 430401004024002.

It is a happy number.

It is a super-2 number, since 2×200420400104034² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200420400103995 and 200420400104013.

It is not an unprimeable number, because it can be changed into a prime (200420400104039) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2460403434 + ... + 2460484890.

It is an arithmetic number, because the mean of its divisors is an integer number (6837846488928).

Almost surely, 2^{200420400104034} is an apocalyptic number.

200420400104034 is an abundant number, since it is smaller than the sum of its proper divisors (237201775187358).

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

200420400104034 is a wasteful number, since it uses less digits than its factorization.

200420400104034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110111.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 200420400104034 its reverse (430401004024002), we get a palindrome (630821404128036).

The spelling of 200420400104034 in words is "two hundred trillion, four hundred twenty billion, four hundred million, one hundred four thousand, thirty-four".