1011312233012 has 12 divisors (see below), whose sum is σ = 1774867460100. Its totient is φ = 504207244416.

The previous prime is 1011312233003. The next prime is 1011312233021. The reversal of 1011312233012 is 2103322131101.

It is a happy number.

1011312233012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1011312233003) and next prime (1011312233021).

It can be written as a sum of positive squares in 2 ways, for example, as 855765605776 + 155546627236 = 925076^2 + 394394^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362216453 + ... + 362219244.

It is an arithmetic number, because the mean of its divisors is an integer number (147905621675).

Almost surely, 2^{1011312233012} is an apocalyptic number.

It is an amenable number.

1011312233012 is a deficient number, since it is larger than the sum of its proper divisors (763555227088).

1011312233012 is a wasteful number, since it uses less digits than its factorization.

1011312233012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724436050 (or 724436048 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1011312233012 its reverse (2103322131101), we get a palindrome (3114634364113).

The spelling of 1011312233012 in words is "one trillion, eleven billion, three hundred twelve million, two hundred thirty-three thousand, twelve".