11021000012012 has 12 divisors (see below), whose sum is σ = 19290577551840. Its totient is φ = 5509406425776.

The previous prime is 11021000011999. The next prime is 11021000012021. The reversal of 11021000012012 is 21021000012011.

It is a junction number, because it is equal to n+sod(n) for n = 11021000011984 and 11021000012002.

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, 273372383 + ... + 273412694.

It is an arithmetic number, because the mean of its divisors is an integer number (1607548129320).

Almost surely, 2^{11021000012012} is an apocalyptic number.

It is an amenable number.

11021000012012 is a deficient number, since it is larger than the sum of its proper divisors (8269577539828).

11021000012012 is a wasteful number, since it uses less digits than its factorization.

11021000012012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546790120 (or 546790118 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11021000012012 its reverse (21021000012011), we get a palindrome (32042000024023).

Subtracting 11021000012012 from its reverse (21021000012011), we obtain a palindrome (9999999999999).

The spelling of 11021000012012 in words is "eleven trillion, twenty-one billion, twelve thousand, twelve".