212120101102102 has 8 divisors (see below), whose sum is σ = 336896631162216. Its totient is φ = 99821224048032.

The previous prime is 212120101102079. The next prime is 212120101102103. The reversal of 212120101102102 is 201201101021212.

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 (212120101102103) 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, 3119413251468 + ... + 3119413251535.

It is an arithmetic number, because the mean of its divisors is an integer number (42112078895277).

Almost surely, 2^{212120101102102} is an apocalyptic number.

212120101102102 is a deficient number, since it is larger than the sum of its proper divisors (124776530060114).

212120101102102 is a wasteful number, since it uses less digits than its factorization.

212120101102102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6238826503022.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 212120101102102 its reverse (201201101021212), we get a palindrome (413321202123314).

The spelling of 212120101102102 in words is "two hundred twelve trillion, one hundred twenty billion, one hundred one million, one hundred two thousand, one hundred two".