1012221131333 has 16 divisors (see below), whose sum is σ = 1023253672896. Its totient is φ = 1001251290240.

The previous prime is 1012221131323. The next prime is 1012221131359. The reversal of 1012221131333 is 3331311222101.

It is a cyclic number.

It is not a de Polignac number, because 1012221131333 - 2¹⁰ = 1012221130309 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1012221131299 and 1012221131308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012221131303) 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, 116249366 + ... + 116258072.

It is an arithmetic number, because the mean of its divisors is an integer number (63953354556).

Almost surely, 2^{1012221131333} is an apocalyptic number.

It is an amenable number.

1012221131333 is a deficient number, since it is larger than the sum of its proper divisors (11032541563).

1012221131333 is a wasteful number, since it uses less digits than its factorization.

1012221131333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12164.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1012221131333 its reverse (3331311222101), we get a palindrome (4343532353434).

The spelling of 1012221131333 in words is "one trillion, twelve billion, two hundred twenty-one million, one hundred thirty-one thousand, three hundred thirty-three".