220121120120102 has 8 divisors (see below), whose sum is σ = 334159772712696. Its totient is φ = 108734529215872.

The previous prime is 220121120120101. The next prime is 220121120120119. The reversal of 220121120120102 is 201021021121022.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220121120120101) 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, 663015421883 + ... + 663015422214.

It is an arithmetic number, because the mean of its divisors is an integer number (41769971589087).

Almost surely, 2^{220121120120102} is an apocalyptic number.

220121120120102 is a deficient number, since it is larger than the sum of its proper divisors (114038652592594).

220121120120102 is a wasteful number, since it uses less digits than its factorization.

220121120120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326030844182.

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

Adding to 220121120120102 its reverse (201021021121022), we get a palindrome (421142141241124).

The spelling of 220121120120102 in words is "two hundred twenty trillion, one hundred twenty-one billion, one hundred twenty million, one hundred twenty thousand, one hundred two".