121022210210102 has 64 divisors (see below), whose sum is σ = 202900953507840. Its totient is φ = 53910170265600.

The previous prime is 121022210210047. The next prime is 121022210210137. The reversal of 121022210210102 is 201012012220121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4181483 + ... + 16109910.

It is an arithmetic number, because the mean of its divisors is an integer number (3170327398560).

Almost surely, 2^{121022210210102} is an apocalyptic number.

121022210210102 is a deficient number, since it is larger than the sum of its proper divisors (81878743297738).

121022210210102 is a wasteful number, since it uses less digits than its factorization.

121022210210102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20291589.

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

Adding to 121022210210102 its reverse (201012012220121), we get a palindrome (322034222430223).

The spelling of 121022210210102 in words is "one hundred twenty-one trillion, twenty-two billion, two hundred ten million, two hundred ten thousand, one hundred two".