1021300132103 has 16 divisors (see below), whose sum is σ = 1083722957856. Its totient is φ = 959139717120.

The previous prime is 1021300132091. The next prime is 1021300132117. The reversal of 1021300132103 is 3012310031201.

It is not a de Polignac number, because 1021300132103 - 2³⁰ = 1020226390279 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021300132163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20097575 + ... + 20148327.

It is an arithmetic number, because the mean of its divisors is an integer number (67732684866).

Almost surely, 2^{1021300132103} is an apocalyptic number.

1021300132103 is a deficient number, since it is larger than the sum of its proper divisors (62422825753).

1021300132103 is a wasteful number, since it uses less digits than its factorization.

1021300132103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53314.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1021300132103 its reverse (3012310031201), we get a palindrome (4033610163304).

The spelling of 1021300132103 in words is "one trillion, twenty-one billion, three hundred million, one hundred thirty-two thousand, one hundred three".