420401022441011 has 32 divisors (see below), whose sum is σ = 448650874256256. Its totient is φ = 393329962368000.

The previous prime is 420401022440887. The next prime is 420401022441091. The reversal of 420401022441011 is 110144220104024.

It is a cyclic number.

It is not a de Polignac number, because 420401022441011 - 2¹⁸ = 420401022178867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (420401022441091) 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, 379976441 + ... + 381081221.

It is an arithmetic number, because the mean of its divisors is an integer number (14020339820508).

Almost surely, 2^{420401022441011} is an apocalyptic number.

420401022441011 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

420401022441011 is a deficient number, since it is larger than the sum of its proper divisors (28249851815245).

420401022441011 is a wasteful number, since it uses less digits than its factorization.

420401022441011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1108463.

The product of its (nonzero) digits is 2048, while the sum is 26.

Adding to 420401022441011 its reverse (110144220104024), we get a palindrome (530545242545035).

The spelling of 420401022441011 in words is "four hundred twenty trillion, four hundred one billion, twenty-two million, four hundred forty-one thousand, eleven".