42202220401 has 48 divisors (see below), whose sum is σ = 50618276352. Its totient is φ = 35018762240.

The previous prime is 42202220399. The next prime is 42202220509. The reversal of 42202220401 is 10402220224.

It is not a de Polignac number, because 42202220401 - 2¹ = 42202220399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42202220701) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10922796 + ... + 10926658.

It is an arithmetic number, because the mean of its divisors is an integer number (1054547424).

Almost surely, 2^42202220401 is an apocalyptic number.

It is an amenable number.

42202220401 is a deficient number, since it is larger than the sum of its proper divisors (8416055951).

42202220401 is a wasteful number, since it uses less digits than its factorization.

42202220401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4062 (or 4051 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 42202220401 its reverse (10402220224), we get a palindrome (52604440625).

The spelling of 42202220401 in words is "forty-two billion, two hundred two million, two hundred twenty thousand, four hundred one".