1210210221102 has 8 divisors (see below), whose sum is σ = 2420420442216. Its totient is φ = 403403407032.

The previous prime is 1210210221079. The next prime is 1210210221109. The reversal of 1210210221102 is 2011220120121.

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

1210210221102 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210210221109) 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, 100850851753 + ... + 100850851764.

It is an arithmetic number, because the mean of its divisors is an integer number (302552555277).

Almost surely, 2^{1210210221102} is an apocalyptic number.

1210210221102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1210210221102 is a wasteful number, since it uses less digits than its factorization.

1210210221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201701703522.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1210210221102 its reverse (2011220120121), we get a palindrome (3221430341223).

The spelling of 1210210221102 in words is "one trillion, two hundred ten billion, two hundred ten million, two hundred twenty-one thousand, one hundred two".