11011010211012 has 48 divisors (see below), whose sum is σ = 29362857638912. Its totient is φ = 3145985373600.

The previous prime is 11011010210987. The next prime is 11011010211023. The reversal of 11011010211012 is 21011201011011.

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

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 15 ways as a sum of consecutive naturals, for example, 26290113 + ... + 26705655.

Almost surely, 2^{11011010211012} is an apocalyptic number.

11011010211012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11011010211012 is an abundant number, since it is smaller than the sum of its proper divisors (18351847427900).

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

11011010211012 is a wasteful number, since it uses less digits than its factorization.

11011010211012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 731008 (or 731006 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 11011010211012 its reverse (21011201011011), we get a palindrome (32022211222023).

The spelling of 11011010211012 in words is "eleven trillion, eleven billion, ten million, two hundred eleven thousand, twelve".