11001020020212 has 48 divisors (see below), whose sum is σ = 25709276001024. Its totient is φ = 3661260240000.

The previous prime is 11001020020099. The next prime is 11001020020213. The reversal of 11001020020212 is 21202002010011.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001020020213) 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, 254920837 + ... + 254963987.

It is an arithmetic number, because the mean of its divisors is an integer number (535609916688).

Almost surely, 2^{11001020020212} is an apocalyptic number.

11001020020212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11001020020212 is an abundant number, since it is smaller than the sum of its proper divisors (14708255980812).

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

11001020020212 is a wasteful number, since it uses less digits than its factorization.

11001020020212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75960 (or 75958 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11001020020212 its reverse (21202002010011), we get a palindrome (32203022030223).

The spelling of 11001020020212 in words is "eleven trillion, one billion, twenty million, twenty thousand, two hundred twelve".