1012213302303 has 32 divisors (see below), whose sum is σ = 1643966530560. Its totient is φ = 540778406400.

The previous prime is 1012213302301. The next prime is 1012213302329. The reversal of 1012213302303 is 3032033122101.

It is not a de Polignac number, because 1012213302303 - 2¹ = 1012213302301 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 1012213302303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012213302301) 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, 9334608 + ... + 9442421.

It is an arithmetic number, because the mean of its divisors is an integer number (51373954080).

Almost surely, 2^{1012213302303} is an apocalyptic number.

1012213302303 is a deficient number, since it is larger than the sum of its proper divisors (631753228257).

1012213302303 is a wasteful number, since it uses less digits than its factorization.

1012213302303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18777207.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1012213302303 its reverse (3032033122101), we get a palindrome (4044246424404).

The spelling of 1012213302303 in words is "one trillion, twelve billion, two hundred thirteen million, three hundred two thousand, three hundred three".