1012111311202 has 8 divisors (see below), whose sum is σ = 1546811626716. Its totient is φ = 496507435632.

The previous prime is 1012111311187. The next prime is 1012111311223. The reversal of 1012111311202 is 2021131112101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 982578545001 + 29532766201 = 991251^2 + 171851^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4774109853 + ... + 4774110064.

Almost surely, 2^{1012111311202} is an apocalyptic number.

1012111311202 is a deficient number, since it is larger than the sum of its proper divisors (534700315514).

1012111311202 is an equidigital number, since it uses as much as digits as its factorization.

1012111311202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9548219972.

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

Adding to 1012111311202 its reverse (2021131112101), we get a palindrome (3033242423303).

The spelling of 1012111311202 in words is "one trillion, twelve billion, one hundred eleven million, three hundred eleven thousand, two hundred two".