1012212321303 has 16 divisors (see below), whose sum is σ = 1419045762816. Its totient is φ = 640541478720.

The previous prime is 1012212321293. The next prime is 1012212321371. The reversal of 1012212321303 is 3031232122101.

It is not a de Polignac number, because 1012212321303 - 2⁴ = 1012212321287 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1012212321303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012212321203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55982350 + ... + 56000427.

It is an arithmetic number, because the mean of its divisors is an integer number (88690360176).

Almost surely, 2^{1012212321303} is an apocalyptic number.

1012212321303 is a deficient number, since it is larger than the sum of its proper divisors (406833441513).

1012212321303 is a wasteful number, since it uses less digits than its factorization.

1012212321303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111982934.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1012212321303 its reverse (3031232122101), we get a palindrome (4043444443404).

The spelling of 1012212321303 in words is "one trillion, twelve billion, two hundred twelve million, three hundred twenty-one thousand, three hundred three".