420011441141 has 4 divisors (see below), whose sum is σ = 420098639532. Its totient is φ = 419924242752.

The previous prime is 420011441123. The next prime is 420011441149. The reversal of 420011441141 is 141144110024.

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

It can be written as a sum of positive squares in 2 ways, for example, as 246930480241 + 173080960900 = 496921^2 + 416030^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-420011441141 is a prime.

It is a super-2 number, since 2×420011441141² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420011441149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43591970 + ... + 43601603.

It is an arithmetic number, because the mean of its divisors is an integer number (105024659883).

Almost surely, 2^420011441141 is an apocalyptic number.

It is an amenable number.

420011441141 is a deficient number, since it is larger than the sum of its proper divisors (87198391).

420011441141 is an equidigital number, since it uses as much as digits as its factorization.

420011441141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87198390.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 420011441141 its reverse (141144110024), we get a palindrome (561155551165).

The spelling of 420011441141 in words is "four hundred twenty billion, eleven million, four hundred forty-one thousand, one hundred forty-one".