11111021201102 has 16 divisors (see below), whose sum is σ = 16831844235072. Its totient is φ = 5500408399200.

The previous prime is 11111021201099. The next prime is 11111021201197. The reversal of 11111021201102 is 20110212011111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11739803 + ... + 12650889.

It is an arithmetic number, because the mean of its divisors is an integer number (1051990264692).

Almost surely, 2^{11111021201102} is an apocalyptic number.

11111021201102 is a deficient number, since it is larger than the sum of its proper divisors (5720823033970).

11111021201102 is a wasteful number, since it uses less digits than its factorization.

11111021201102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 971563.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11111021201102 its reverse (20110212011111), we get a palindrome (31221233212213).

The spelling of 11111021201102 in words is "eleven trillion, one hundred eleven billion, twenty-one million, two hundred one thousand, one hundred two".