210021202021102 has 8 divisors (see below), whose sum is σ = 317146110435000. Its totient is φ = 104305831876104.

The previous prime is 210021202021097. The next prime is 210021202021117. The reversal of 210021202021102 is 201120202120012.

It is a happy number.

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, 352384566852 + ... + 352384567447.

It is an arithmetic number, because the mean of its divisors is an integer number (39643263804375).

Almost surely, 2^{210021202021102} is an apocalyptic number.

210021202021102 is a deficient number, since it is larger than the sum of its proper divisors (107124908413898).

210021202021102 is a wasteful number, since it uses less digits than its factorization.

210021202021102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704769134450.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 210021202021102 its reverse (201120202120012), we get a palindrome (411141404141114).

The spelling of 210021202021102 in words is "two hundred ten trillion, twenty-one billion, two hundred two million, twenty-one thousand, one hundred two".