11222211102102 has 128 divisors (see below), whose sum is σ = 33483520465920. Its totient is φ = 2690640011520.

The previous prime is 11222211102101. The next prime is 11222211102103. The reversal of 11222211102102 is 20120111222211.

11222211102102 is a `hidden beast` number, since 1 + 122 + 221 + 110 + 210 + 2 = 666.

11222211102102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11222211102101) and next prime (11222211102103).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222211102101) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 103751503 + ... + 103859610.

It is an arithmetic number, because the mean of its divisors is an integer number (261590003640).

Almost surely, 2^{11222211102102} is an apocalyptic number.

11222211102102 is an abundant number, since it is smaller than the sum of its proper divisors (22261309363818).

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

11222211102102 is a wasteful number, since it uses less digits than its factorization.

11222211102102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207611155 (or 207611149 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 11222211102102 its reverse (20120111222211), we get a palindrome (31342322324313).

The spelling of 11222211102102 in words is "eleven trillion, two hundred twenty-two billion, two hundred eleven million, one hundred two thousand, one hundred two".