42221353003 has 4 divisors (see below), whose sum is σ = 42222477528. Its totient is φ = 42220228480.

The previous prime is 42221352961. The next prime is 42221353019. The reversal of 42221353003 is 30035312224.

42221353003 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.

It is a cyclic number.

It is not a de Polignac number, because 42221353003 - 2²¹ = 42219255851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42221353703) 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, 503926 + ... + 581707.

It is an arithmetic number, because the mean of its divisors is an integer number (10555619382).

Almost surely, 2^42221353003 is an apocalyptic number.

42221353003 is a deficient number, since it is larger than the sum of its proper divisors (1124525).

42221353003 is a wasteful number, since it uses less digits than its factorization.

42221353003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1124524.

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 42221353003 its reverse (30035312224), we get a palindrome (72256665227).

It can be divided in two parts, 4222 and 1353003, that added together give a square (1357225 = 1165²).

The spelling of 42221353003 in words is "forty-two billion, two hundred twenty-one million, three hundred fifty-three thousand, three".