11012102010 has 128 divisors (see below), whose sum is σ = 36142364160. Its totient is φ = 2323427328.

The previous prime is 11012102009. The next prime is 11012102029. The reversal of 11012102010 is 1020121011.

It is a happy number.

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 = 11012101983 and 11012102001.

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 63 ways as a sum of consecutive naturals, for example, 199527 + ... + 248666.

It is an arithmetic number, because the mean of its divisors is an integer number (282362220).

Almost surely, 2^11012102010 is an apocalyptic number.

11012102010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11012102010 is an abundant number, since it is smaller than the sum of its proper divisors (25130262150).

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

11012102010 is a wasteful number, since it uses less digits than its factorization.

11012102010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448229 (or 448223 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 11012102010 its reverse (1020121011), we get a palindrome (12032223021).

The spelling of 11012102010 in words is "eleven billion, twelve million, one hundred two thousand, ten".