1001011110212 has 12 divisors (see below), whose sum is σ = 1751813286636. Its totient is φ = 500493028320.

The previous prime is 1001011110167. The next prime is 1001011110223. The reversal of 1001011110212 is 2120111101001.

It can be written as a sum of positive squares in 2 ways, for example, as 178028300356 + 822982809856 = 421934^2 + 907184^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1001011110193 and 1001011110202.

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, 2950739 + ... + 3272442.

It is an arithmetic number, because the mean of its divisors is an integer number (145984440553).

Almost surely, 2^{1001011110212} is an apocalyptic number.

It is an amenable number.

1001011110212 is a deficient number, since it is larger than the sum of its proper divisors (750802176424).

1001011110212 is a wasteful number, since it uses less digits than its factorization.

1001011110212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6263398 (or 6263396 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1001011110212 its reverse (2120111101001), we get a palindrome (3121122211213).

The spelling of 1001011110212 in words is "one trillion, one billion, eleven million, one hundred ten thousand, two hundred twelve".