1102013231012 has 12 divisors (see below), whose sum is σ = 1928553108636. Its totient is φ = 550998057120.

The previous prime is 1102013230979. The next prime is 1102013231017. The reversal of 1102013231012 is 2101323102011.

It can be written as a sum of positive squares in 2 ways, for example, as 175214239396 + 926798991616 = 418586^2 + 962704^2 .

It is a super-2 number, since 2×1102013231012² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1102013231017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1845383 + ... + 2368430.

It is an arithmetic number, because the mean of its divisors is an integer number (160712759053).

Almost surely, 2^{1102013231012} is an apocalyptic number.

It is an amenable number.

1102013231012 is a deficient number, since it is larger than the sum of its proper divisors (826539877624).

1102013231012 is a wasteful number, since it uses less digits than its factorization.

1102013231012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4279198 (or 4279196 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1102013231012 its reverse (2101323102011), we get a palindrome (3203336333023).

The spelling of 1102013231012 in words is "one trillion, one hundred two billion, thirteen million, two hundred thirty-one thousand, twelve".