2121110001102 has 16 divisors (see below), whose sum is σ = 4242681273600. Its totient is φ = 706959788472.

The previous prime is 2121110001097. The next prime is 2121110001119. The reversal of 2121110001102 is 2011000111212.

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, 19159848 + ... + 19270235.

It is an arithmetic number, because the mean of its divisors is an integer number (265167579600).

Almost surely, 2^{2121110001102} is an apocalyptic number.

2121110001102 is an abundant number, since it is smaller than the sum of its proper divisors (2121571272498).

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

2121110001102 is a wasteful number, since it uses less digits than its factorization.

2121110001102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38439287.

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

Adding to 2121110001102 its reverse (2011000111212), we get a palindrome (4132110112314).

The spelling of 2121110001102 in words is "two trillion, one hundred twenty-one billion, one hundred ten million, one thousand, one hundred two".