11211000011010 has 64 divisors (see below), whose sum is σ = 29901233462400. Its totient is φ = 2989076659776.

The previous prime is 11211000010981. The next prime is 11211000011023. The reversal of 11211000011010 is 1011000011211.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 11211000010983 and 11211000011001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2087880 + ... + 5175059.

It is an arithmetic number, because the mean of its divisors is an integer number (467206772850).

Almost surely, 2^{11211000011010} is an apocalyptic number.

11211000011010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11211000011010 is an abundant number, since it is smaller than the sum of its proper divisors (18690233451390).

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

11211000011010 is a wasteful number, since it uses less digits than its factorization.

11211000011010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7268672 (or 7268666 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 11211000011010 its reverse (1011000011211), we get a palindrome (12222000022221).

The spelling of 11211000011010 in words is "eleven trillion, two hundred eleven billion, eleven thousand, ten".