11012211102 has 32 divisors (see below), whose sum is σ = 23279857920. Its totient is φ = 3463102080.

The previous prime is 11012211097. The next prime is 11012211103. The reversal of 11012211102 is 20111221011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012211103) 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, 172938 + ... + 227885.

It is an arithmetic number, because the mean of its divisors is an integer number (727495560).

Almost surely, 2^11012211102 is an apocalyptic number.

11012211102 is an abundant number, since it is smaller than the sum of its proper divisors (12267646818).

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

11012211102 is a wasteful number, since it uses less digits than its factorization.

11012211102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401088.

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

Adding to 11012211102 its reverse (20111221011), we get a palindrome (31123432113).

Subtracting 11012211102 from its reverse (20111221011), we obtain a palindrome (9099009909).

The spelling of 11012211102 in words is "eleven billion, twelve million, two hundred eleven thousand, one hundred two".