21212332132202 has 8 divisors (see below), whose sum is σ = 31858928312736. Its totient is φ = 10592689361292.

The previous prime is 21212332132183. The next prime is 21212332132217. The reversal of 21212332132202 is 20223123321212.

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

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, 6738350438 + ... + 6738353585.

It is an arithmetic number, because the mean of its divisors is an integer number (3982366039092).

Almost surely, 2^{21212332132202} is an apocalyptic number.

21212332132202 is a deficient number, since it is larger than the sum of its proper divisors (10646596180534).

21212332132202 is a wasteful number, since it uses less digits than its factorization.

21212332132202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13476704812.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 21212332132202 its reverse (20223123321212), we get a palindrome (41435455453414).

The spelling of 21212332132202 in words is "twenty-one trillion, two hundred twelve billion, three hundred thirty-two million, one hundred thirty-two thousand, two hundred two".