1021103051 has 2 divisors, whose sum is σ = 1021103052. Its totient is φ = 1021103050.

The previous prime is 1021103047. The next prime is 1021103053. The reversal of 1021103051 is 1503011201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1021103051 - 2² = 1021103047 is a prime.

Together with 1021103053, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1021103053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510551525 + 510551526.

It is an arithmetic number, because the mean of its divisors is an integer number (510551526).

Almost surely, 2^1021103051 is an apocalyptic number.

1021103051 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021103051 is an equidigital number, since it uses as much as digits as its factorization.

1021103051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30, while the sum is 14.

The square root of 1021103051 is about 31954.7031123746. The cubic root of 1021103051 is about 1006.9854403353.

Adding to 1021103051 its reverse (1503011201), we get a palindrome (2524114252).

The spelling of 1021103051 in words is "one billion, twenty-one million, one hundred three thousand, fifty-one".