212242340102 has 8 divisors (see below), whose sum is σ = 342853010976. Its totient is φ = 97958003112.

The previous prime is 212242340087. The next prime is 212242340111. The reversal of 212242340102 is 201043242212.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4081583438 + ... + 4081583489.

It is an arithmetic number, because the mean of its divisors is an integer number (42856626372).

Almost surely, 2^212242340102 is an apocalyptic number.

212242340102 is a deficient number, since it is larger than the sum of its proper divisors (130610670874).

212242340102 is a wasteful number, since it uses less digits than its factorization.

212242340102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8163166942.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 212242340102 its reverse (201043242212), we get a palindrome (413285582314).

The spelling of 212242340102 in words is "two hundred twelve billion, two hundred forty-two million, three hundred forty thousand, one hundred two".