2101001102 has 16 divisors (see below), whose sum is σ = 3290650272. Its totient is φ = 1004176800.

The previous prime is 2101001093. The next prime is 2101001131. The reversal of 2101001102 is 2011001012.

It is a self number, because there is not a number n which added to its sum of digits gives 2101001102.

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, 61352 + ... + 89252.

It is an arithmetic number, because the mean of its divisors is an integer number (205665642).

Almost surely, 2^2101001102 is an apocalyptic number.

2101001102 is a deficient number, since it is larger than the sum of its proper divisors (1189649170).

2101001102 is a wasteful number, since it uses less digits than its factorization.

2101001102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29563.

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 2101001102 is about 45836.6785664057. The cubic root of 2101001102 is about 1280.7826231942.

Adding to 2101001102 its reverse (2011001012), we get a palindrome (4112002114).

The spelling of 2101001102 in words is "two billion, one hundred one million, one thousand, one hundred two".