1301102100 has 54 divisors (see below), whose sum is σ = 4078235070. Its totient is φ = 346960320.

The previous prime is 1301102071. The next prime is 1301102129. The reversal of 1301102100 is 12011031.

It is an interprime number because it is at equal distance from previous prime (1301102071) and next prime (1301102129).

It can be written as a sum of positive squares in 3 ways, for example, as 345744 + 1300756356 = 588^2 + 36066^2 .

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 17 ways as a sum of consecutive naturals, for example, 721935 + ... + 723734.

Almost surely, 2^1301102100 is an apocalyptic number.

1301102100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1301102100 is an abundant number, since it is smaller than the sum of its proper divisors (2777132970).

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

1301102100 is a wasteful number, since it uses less digits than its factorization.

1301102100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1445689 (or 1445679 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 1301102100 is about 36070.7928939745. The cubic root of 1301102100 is about 1091.7012123818.

Adding to 1301102100 its reverse (12011031), we get a palindrome (1313113131).

The spelling of 1301102100 in words is "one billion, three hundred one million, one hundred two thousand, one hundred".