36420422011 has 4 divisors (see below), whose sum is σ = 36420955992. Its totient is φ = 36419888032.

The previous prime is 36420421993. The next prime is 36420422029. The reversal of 36420422011 is 11022402463.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (36420421993) and next prime (36420422029).

It is a cyclic number.

It is not a de Polignac number, because 36420422011 - 2⁵ = 36420421979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36420422041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146581 + ... + 307126.

It is an arithmetic number, because the mean of its divisors is an integer number (9105238998).

Almost surely, 2^36420422011 is an apocalyptic number.

36420422011 is a deficient number, since it is larger than the sum of its proper divisors (533981).

36420422011 is an equidigital number, since it uses as much as digits as its factorization.

36420422011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533980.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 36420422011 its reverse (11022402463), we get a palindrome (47442824474).

The spelling of 36420422011 in words is "thirty-six billion, four hundred twenty million, four hundred twenty-two thousand, eleven".