2110121100102 has 32 divisors (see below), whose sum is σ = 4327386109920. Its totient is φ = 685720465920.

The previous prime is 2110121100077. The next prime is 2110121100119. The reversal of 2110121100102 is 2010011210112.

It is a super-2 number, since 2×2110121100102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25469077 + ... + 25551792.

It is an arithmetic number, because the mean of its divisors is an integer number (135230815935).

Almost surely, 2^{2110121100102} is an apocalyptic number.

2110121100102 is an abundant number, since it is smaller than the sum of its proper divisors (2217265009818).

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

2110121100102 is a wasteful number, since it uses less digits than its factorization.

2110121100102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51021048.

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

Adding to 2110121100102 its reverse (2010011210112), we get a palindrome (4120132310214).

The spelling of 2110121100102 in words is "two trillion, one hundred ten billion, one hundred twenty-one million, one hundred thousand, one hundred two".