542222033421 has 8 divisors (see below), whose sum is σ = 761013380320. Its totient is φ = 342456021072.

The previous prime is 542222033417. The next prime is 542222033531. The reversal of 542222033421 is 124330222245.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 542222033421 - 2² = 542222033417 is a prime.

It is a super-3 number, since 3×542222033421³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542222033021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4756333570 + ... + 4756333683.

It is an arithmetic number, because the mean of its divisors is an integer number (95126672540).

Almost surely, 2^542222033421 is an apocalyptic number.

It is an amenable number.

542222033421 is a deficient number, since it is larger than the sum of its proper divisors (218791346899).

542222033421 is a wasteful number, since it uses less digits than its factorization.

542222033421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9512667275.

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 542222033421 its reverse (124330222245), we get a palindrome (666552255666).

The spelling of 542222033421 in words is "five hundred forty-two billion, two hundred twenty-two million, thirty-three thousand, four hundred twenty-one".