2102120001102 has 32 divisors (see below), whose sum is σ = 4644499898880. Its totient is φ = 628942691520.

The previous prime is 2102120001077. The next prime is 2102120001169. The reversal of 2102120001102 is 2011000212012.

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, 201578983 + ... + 201589410.

It is an arithmetic number, because the mean of its divisors is an integer number (145140621840).

Almost surely, 2^{2102120001102} is an apocalyptic number.

2102120001102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2102120001102 is an abundant number, since it is smaller than the sum of its proper divisors (2542379897778).

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

2102120001102 is a wasteful number, since it uses less digits than its factorization.

2102120001102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403168488.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2102120001102 its reverse (2011000212012), we get a palindrome (4113120213114).

The spelling of 2102120001102 in words is "two trillion, one hundred two billion, one hundred twenty million, one thousand, one hundred two".