2111021102102 has 8 divisors (see below), whose sum is σ = 3454398167112. Its totient is φ = 959555046400.

The previous prime is 2111021102089. The next prime is 2111021102107. The reversal of 2111021102102 is 2012011201112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111021102107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47977752299 + ... + 47977752342.

It is an arithmetic number, because the mean of its divisors is an integer number (431799770889).

Almost surely, 2^{2111021102102} is an apocalyptic number.

2111021102102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2111021102102 is a deficient number, since it is larger than the sum of its proper divisors (1343377065010).

2111021102102 is a wasteful number, since it uses less digits than its factorization.

2111021102102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95955504654.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2111021102102 its reverse (2012011201112), we get a palindrome (4123032303214).

The spelling of 2111021102102 in words is "two trillion, one hundred eleven billion, twenty-one million, one hundred two thousand, one hundred two".