1102303421 has 2 divisors, whose sum is σ = 1102303422. Its totient is φ = 1102303420.

The previous prime is 1102303399. The next prime is 1102303429. The reversal of 1102303421 is 1243032011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 961620100 + 140683321 = 31010^2 + 11861^2 .

It is a cyclic number.

It is not a de Polignac number, because 1102303421 - 2⁶ = 1102303357 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1102303421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1102303429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551151710 + 551151711.

It is an arithmetic number, because the mean of its divisors is an integer number (551151711).

Almost surely, 2^1102303421 is an apocalyptic number.

It is an amenable number.

1102303421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102303421 is an equidigital number, since it uses as much as digits as its factorization.

1102303421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1102303421 is about 33200.9551218033. The cubic root of 1102303421 is about 1033.0001511901. Note that the first 3 decimals are identical.

Adding to 1102303421 its reverse (1243032011), we get a palindrome (2345335432).

The spelling of 1102303421 in words is "one billion, one hundred two million, three hundred three thousand, four hundred twenty-one".