2102001102 has 12 divisors (see below), whose sum is σ = 4554335760.
Its totient is φ = 700667028.
The previous prime is 2102001067. The next prime is 2102001137. The reversal of 2102001102 is 2011002012.
It is an interprime number because it is at equal distance from previous prime (2102001067) and next prime (2102001137).
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58388902 + ... + 58388937.
It is an arithmetic number, because the mean of its divisors is an integer number (379527980).
Almost surely, 22102001102 is an apocalyptic number.
2102001102 is an abundant number, since it is smaller than the sum of its proper divisors (2452334658).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2102001102 is a wasteful number, since it uses less digits than its factorization.
2102001102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 116777847 (or 116777844 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
The square root of 2102001102 is about 45847.5855634732.
The cubic root of 2102001102 is about 1280.9857929234.
Adding to 2102001102 its reverse (2011002012), we get a palindrome (4113003114).
The spelling of 2102001102 in words is "two billion, one hundred two million, one thousand, one hundred two".