42220361051 has 16 divisors (see below), whose sum is σ = 47659350240. Its totient is φ = 37048865280.

The previous prime is 42220361021. The next prime is 42220361063. The reversal of 42220361051 is 15016302224.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 42220361051 - 2¹⁰ = 42220360027 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 42220361051.

It is not an unprimeable number, because it can be changed into a prime (42220361021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1368245 + ... + 1398761.

It is an arithmetic number, because the mean of its divisors is an integer number (2978709390).

Almost surely, 2^42220361051 is an apocalyptic number.

42220361051 is a deficient number, since it is larger than the sum of its proper divisors (5438989189).

42220361051 is a wasteful number, since it uses less digits than its factorization.

42220361051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34894.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 42220361051 its reverse (15016302224), we get a palindrome (57236663275).

The spelling of 42220361051 in words is "forty-two billion, two hundred twenty million, three hundred sixty-one thousand, fifty-one".