220121002012303 has 32 divisors (see below), whose sum is σ = 264126401150976. Its totient is φ = 179357263074528.

The previous prime is 220121002012297. The next prime is 220121002012321. The reversal of 220121002012303 is 303210200121022.

220121002012303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 220121002012303 - 2⁹ = 220121002011791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220121002012343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 141809850 + ... + 143353672.

It is an arithmetic number, because the mean of its divisors is an integer number (8253950035968).

Almost surely, 2^{220121002012303} is an apocalyptic number.

220121002012303 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

220121002012303 is a deficient number, since it is larger than the sum of its proper divisors (44005399138673).

220121002012303 is a wasteful number, since it uses less digits than its factorization.

220121002012303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1549323.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 220121002012303 its reverse (303210200121022), we get a palindrome (523331202133325).

The spelling of 220121002012303 in words is "two hundred twenty trillion, one hundred twenty-one billion, two million, twelve thousand, three hundred three".