212003455142 has 8 divisors (see below), whose sum is σ = 318028199832. Its totient is φ = 105994055200.

The previous prime is 212003455141. The next prime is 212003455151. The reversal of 212003455142 is 241554300212.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212003455141) 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, 3801584 + ... + 3856947.

It is an arithmetic number, because the mean of its divisors is an integer number (39753524979).

Almost surely, 2^212003455142 is an apocalyptic number.

212003455142 is a deficient number, since it is larger than the sum of its proper divisors (106024744690).

212003455142 is a wasteful number, since it uses less digits than its factorization.

212003455142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7672374.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 212003455142 its reverse (241554300212), we get a palindrome (453557755354).

The spelling of 212003455142 in words is "two hundred twelve billion, three million, four hundred fifty-five thousand, one hundred forty-two".