1012221101113 has 4 divisors (see below), whose sum is σ = 1026087143668. Its totient is φ = 998355058560.

The previous prime is 1012221101107. The next prime is 1012221101119. The reversal of 1012221101113 is 3111011222101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1012221101107) and next prime (1012221101119).

It can be written as a sum of positive squares in 2 ways, for example, as 610128145449 + 402092955664 = 781107^2 + 634108^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012221101113 - 2¹⁷ = 1012220970041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012221101119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6933021168 + ... + 6933021313.

It is an arithmetic number, because the mean of its divisors is an integer number (256521785917).

Almost surely, 2^{1012221101113} is an apocalyptic number.

It is an amenable number.

1012221101113 is a deficient number, since it is larger than the sum of its proper divisors (13866042555).

1012221101113 is an equidigital number, since it uses as much as digits as its factorization.

1012221101113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13866042554.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 1012221101113 its reverse (3111011222101), we get a palindrome (4123232323214).

The spelling of 1012221101113 in words is "one trillion, twelve billion, two hundred twenty-one million, one hundred one thousand, one hundred thirteen".