42042222201 has 16 divisors (see below), whose sum is σ = 64072064000. Its totient is φ = 24021229968.

The previous prime is 42042222199. The next prime is 42042222217. The reversal of 42042222201 is 10222224024.

It is not a de Polignac number, because 42042222201 - 2¹ = 42042222199 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (42042222221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64170 + ... + 296988.

It is an arithmetic number, because the mean of its divisors is an integer number (4004504000).

Almost surely, 2^42042222201 is an apocalyptic number.

It is an amenable number.

42042222201 is a deficient number, since it is larger than the sum of its proper divisors (22029841799).

42042222201 is a wasteful number, since it uses less digits than its factorization.

42042222201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241428.

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 42042222201 its reverse (10222224024), we get a palindrome (52264446225).

The spelling of 42042222201 in words is "forty-two billion, forty-two million, two hundred twenty-two thousand, two hundred one".