11001210021012 has 48 divisors (see below), whose sum is σ = 27186411514752. Its totient is φ = 3450477281280.

The previous prime is 11001210021007. The next prime is 11001210021019. The reversal of 11001210021012 is 21012001210011.

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 (11001210021019) 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, 6096493 + ... + 7692180.

It is an arithmetic number, because the mean of its divisors is an integer number (566383573224).

Almost surely, 2^{11001210021012} is an apocalyptic number.

11001210021012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11001210021012 is an abundant number, since it is smaller than the sum of its proper divisors (16185201493740).

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

11001210021012 is a wasteful number, since it uses less digits than its factorization.

11001210021012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13792608 (or 13792606 counting only the distinct ones).

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

Adding to 11001210021012 its reverse (21012001210011), we get a palindrome (32013211231023).

The spelling of 11001210021012 in words is "eleven trillion, one billion, two hundred ten million, twenty-one thousand, twelve".