220212212120102 has 4 divisors (see below), whose sum is σ = 330318318180156. Its totient is φ = 110106106060050.

The previous prime is 220212212120081. The next prime is 220212212120137. The reversal of 220212212120102 is 201021212212022.

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, 55053053030024 + ... + 55053053030027.

It is an arithmetic number, because the mean of its divisors is an integer number (82579579545039).

Almost surely, 2^{220212212120102} is an apocalyptic number.

220212212120102 is a deficient number, since it is larger than the sum of its proper divisors (110106106060054).

220212212120102 is a wasteful number, since it uses less digits than its factorization.

220212212120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110106106060053.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 220212212120102 its reverse (201021212212022), we get a palindrome (421233424332124).

The spelling of 220212212120102 in words is "two hundred twenty trillion, two hundred twelve billion, two hundred twelve million, one hundred twenty thousand, one hundred two".