10001011111012 has 48 divisors (see below), whose sum is σ = 19337685413760. Its totient is φ = 4501572787712.

The previous prime is 10001011110967. The next prime is 10001011111019. The reversal of 10001011111012 is 21011111010001.

It is a self number, because there is not a number n which added to its sum of digits gives 10001011111012.

It is not an unprimeable number, because it can be changed into a prime (10001011111019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50855418 + ... + 51051694.

It is an arithmetic number, because the mean of its divisors is an integer number (402868446120).

Almost surely, 2^{10001011111012} is an apocalyptic number.

It is an amenable number.

10001011111012 is a deficient number, since it is larger than the sum of its proper divisors (9336674302748).

10001011111012 is a wasteful number, since it uses less digits than its factorization.

10001011111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228900 (or 228898 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 10001011111012 its reverse (21011111010001), we get a palindrome (31012122121013).

The spelling of 10001011111012 in words is "ten trillion, one billion, eleven million, one hundred eleven thousand, twelve".