11012010021012 has 384 divisors, whose sum is σ = 35305333862400. Its totient is φ = 2632584568320.

The previous prime is 11012010020911. The next prime is 11012010021049. The reversal of 11012010021012 is 21012001021011.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 204213078 + ... + 204266994.

It is an arithmetic number, because the mean of its divisors is an integer number (91940973600).

Almost surely, 2^{11012010021012} is an apocalyptic number.

11012010021012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11012010021012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17652666931200).

11012010021012 is an abundant number, since it is smaller than the sum of its proper divisors (24293323841388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11012010021012 is a wasteful number, since it uses less digits than its factorization.

11012010021012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54316 (or 54300 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11012010021012 its reverse (21012001021011), we get a palindrome (32024011042023).

Subtracting 11012010021012 from its reverse (21012001021011), we obtain a palindrome (9999990999999).

The spelling of 11012010021012 in words is "eleven trillion, twelve billion, ten million, twenty-one thousand, twelve".