1102120087 has 2 divisors, whose sum is σ = 1102120088. Its totient is φ = 1102120086.

The previous prime is 1102120069. The next prime is 1102120093. The reversal of 1102120087 is 7800212011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1102120087 - 2⁷ = 1102119959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1102120067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551060043 + 551060044.

It is an arithmetic number, because the mean of its divisors is an integer number (551060044).

Almost surely, 2^1102120087 is an apocalyptic number.

1102120087 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102120087 is an equidigital number, since it uses as much as digits as its factorization.

1102120087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 22.

The square root of 1102120087 is about 33198.1940322060. The cubic root of 1102120087 is about 1032.9428788316.

Adding to 1102120087 its reverse (7800212011), we get a palindrome (8902332098).

The spelling of 1102120087 in words is "one billion, one hundred two million, one hundred twenty thousand, eighty-seven".