42220220201 has 4 divisors (see below), whose sum is σ = 42220693632. Its totient is φ = 42219746772.

The previous prime is 42220220191. The next prime is 42220220249. The reversal of 42220220201 is 10202202224.

42220220201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 42220220201 - 2²⁶ = 42153111337 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42220220201.

It is not an unprimeable number, because it can be changed into a prime (42220220101) 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, 57941 + ... + 296306.

It is an arithmetic number, because the mean of its divisors is an integer number (10555173408).

Almost surely, 2^42220220201 is an apocalyptic number.

It is an amenable number.

42220220201 is a deficient number, since it is larger than the sum of its proper divisors (473431).

42220220201 is a wasteful number, since it uses less digits than its factorization.

42220220201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473430.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 42220220201 its reverse (10202202224), we get a palindrome (52422422425).

The spelling of 42220220201 in words is "forty-two billion, two hundred twenty million, two hundred twenty thousand, two hundred one".