1102020407 has 2 divisors, whose sum is σ = 1102020408. Its totient is φ = 1102020406.

The previous prime is 1102020397. The next prime is 1102020443. The reversal of 1102020407 is 7040202011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1102020407 - 2⁴ = 1102020391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1102020497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551010203 + 551010204.

It is an arithmetic number, because the mean of its divisors is an integer number (551010204).

Almost surely, 2^1102020407 is an apocalyptic number.

1102020407 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102020407 is an equidigital number, since it uses as much as digits as its factorization.

1102020407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 1102020407 is about 33196.6927117748. The cubic root of 1102020407 is about 1032.9117367774.

Adding to 1102020407 its reverse (7040202011), we get a palindrome (8142222418).

The spelling of 1102020407 in words is "one billion, one hundred two million, twenty thousand, four hundred seven".