212021121002102 has 8 divisors (see below), whose sum is σ = 318451802617056. Its totient is φ = 105870520129752.

The previous prime is 212021121002057. The next prime is 212021121002143. The reversal of 212021121002102 is 201200121120212.

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, 70020183758 + ... + 70020186785.

It is an arithmetic number, because the mean of its divisors is an integer number (39806475327132).

Almost surely, 2^{212021121002102} is an apocalyptic number.

212021121002102 is a deficient number, since it is larger than the sum of its proper divisors (106430681614954).

212021121002102 is a wasteful number, since it uses less digits than its factorization.

212021121002102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140040371302.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 212021121002102 its reverse (201200121120212), we get a palindrome (413221242122314).

The spelling of 212021121002102 in words is "two hundred twelve trillion, twenty-one billion, one hundred twenty-one million, two thousand, one hundred two".