102010011 has 4 divisors (see below), whose sum is σ = 136013352. Its totient is φ = 68006672.

The previous prime is 102009983. The next prime is 102010033. The reversal of 102010011 is 110010201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102010011 - 2⁷ = 102009883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102017011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17001666 + ... + 17001671.

It is an arithmetic number, because the mean of its divisors is an integer number (34003338).

Almost surely, 2^102010011 is an apocalyptic number.

102010011 is a deficient number, since it is larger than the sum of its proper divisors (34003341).

102010011 is an equidigital number, since it uses as much as digits as its factorization.

102010011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34003340.

The product of its (nonzero) digits is 2, while the sum is 6.

The square root of 102010011 is about 10100.0005445544. Note that the first 3 decimals coincide. The cubic root of 102010011 is about 467.2481581796.

Adding to 102010011 its reverse (110010201), we get a palindrome (212020212).

The spelling of 102010011 in words is "one hundred two million, ten thousand, eleven".