2111021012102 has 32 divisors (see below), whose sum is σ = 3416916856320. Its totient is φ = 975071092320.

The previous prime is 2111021012071. The next prime is 2111021012119. The reversal of 2111021012102 is 2012101201112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2886974 + ... + 3543537.

It is an arithmetic number, because the mean of its divisors is an integer number (106778651760).

Almost surely, 2^{2111021012102} is an apocalyptic number.

2111021012102 is a deficient number, since it is larger than the sum of its proper divisors (1305895844218).

2111021012102 is a wasteful number, since it uses less digits than its factorization.

2111021012102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6430748.

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

Adding to 2111021012102 its reverse (2012101201112), we get a palindrome (4123122213214).

The spelling of 2111021012102 in words is "two trillion, one hundred eleven billion, twenty-one million, twelve thousand, one hundred two".