220101210100102 has 4 divisors (see below), whose sum is σ = 330151815150156. Its totient is φ = 110050605050050.

The previous prime is 220101210100069. The next prime is 220101210100129. The reversal of 220101210100102 is 201001012101022.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55025302525024 + ... + 55025302525027.

It is an arithmetic number, because the mean of its divisors is an integer number (82537953787539).

Almost surely, 2^{220101210100102} is an apocalyptic number.

220101210100102 is a deficient number, since it is larger than the sum of its proper divisors (110050605050054).

220101210100102 is a wasteful number, since it uses less digits than its factorization.

220101210100102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110050605050053.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 220101210100102 its reverse (201001012101022), we get a palindrome (421102222201124).

The spelling of 220101210100102 in words is "two hundred twenty trillion, one hundred one billion, two hundred ten million, one hundred thousand, one hundred two".