420440211130 has 8 divisors (see below), whose sum is σ = 756792380052. Its totient is φ = 168176084448.

The previous prime is 420440211101. The next prime is 420440211151. The reversal of 420440211130 is 31112044024.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 405194629401 + 15245581729 = 636549^2 + 123473^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×420440211130² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21022010547 + ... + 21022010566.

Almost surely, 2^420440211130 is an apocalyptic number.

420440211130 is a deficient number, since it is larger than the sum of its proper divisors (336352168922).

420440211130 is a wasteful number, since it uses less digits than its factorization.

420440211130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42044021120.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 420440211130 its reverse (31112044024), we get a palindrome (451552255154).

The spelling of 420440211130 in words is "four hundred twenty billion, four hundred forty million, two hundred eleven thousand, one hundred thirty".