220121002202102 has 8 divisors (see below), whose sum is σ = 330390082905696. Its totient is φ = 109990974566872.

The previous prime is 220121002202093. The next prime is 220121002202131. The reversal of 220121002202102 is 201202200121022.

It is a happy number.

220121002202102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×220121002202102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34763263133 + ... + 34763269464.

It is an arithmetic number, because the mean of its divisors is an integer number (41298760363212).

Almost surely, 2^{220121002202102} is an apocalyptic number.

220121002202102 is a deficient number, since it is larger than the sum of its proper divisors (110269080703594).

220121002202102 is a wasteful number, since it uses less digits than its factorization.

220121002202102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69526534182.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 220121002202102 its reverse (201202200121022), we get a palindrome (421323202323124).

The spelling of 220121002202102 in words is "two hundred twenty trillion, one hundred twenty-one billion, two million, two hundred two thousand, one hundred two".