1300002102 has 64 divisors (see below), whose sum is σ = 3313612800. Its totient is φ = 370077120.

The previous prime is 1300002091. The next prime is 1300002131. The reversal of 1300002102 is 2012000031.

It is a happy number.

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 31 ways as a sum of consecutive naturals, for example, 100099 + ... + 112337.

It is an arithmetic number, because the mean of its divisors is an integer number (51775200).

Almost surely, 2^1300002102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1300002102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1656806400).

1300002102 is an abundant number, since it is smaller than the sum of its proper divisors (2013610698).

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

1300002102 is a wasteful number, since it uses less digits than its factorization.

1300002102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12538 (or 12532 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 1300002102 is about 36055.5419041234. The cubic root of 1300002102 is about 1091.3934712936.

Adding to 1300002102 its reverse (2012000031), we get a palindrome (3312002133).

The spelling of 1300002102 in words is "one billion, three hundred million, two thousand, one hundred two".