10021001111012 has 24 divisors (see below), whose sum is σ = 17924423784960. Its totient is φ = 4899910380480.

The previous prime is 10021001111003. The next prime is 10021001111027. The reversal of 10021001111012 is 21011110012001.

It is a junction number, because it is equal to n+sod(n) for n = 10021001110984 and 10021001111002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21418937 + ... + 21881792.

It is an arithmetic number, because the mean of its divisors is an integer number (746850991040).

Almost surely, 2^{10021001111012} is an apocalyptic number.

It is an amenable number.

10021001111012 is a deficient number, since it is larger than the sum of its proper divisors (7903422673948).

10021001111012 is a wasteful number, since it uses less digits than its factorization.

10021001111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43302011 (or 43302009 counting only the distinct ones).

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

Adding to 10021001111012 its reverse (21011110012001), we get a palindrome (31032111123013).

It can be divided in two parts, 1002100 and 1111012, that added together give a palindrome (2113112).

The spelling of 10021001111012 in words is "ten trillion, twenty-one billion, one million, one hundred eleven thousand, twelve".