102770213 has 8 divisors (see below), whose sum is σ = 126486528. Its totient is φ = 81312624.

The previous prime is 102770197. The next prime is 102770237. The reversal of 102770213 is 312077201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102770213 - 2⁴ = 102770197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102770243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 564581 + ... + 564762.

It is an arithmetic number, because the mean of its divisors is an integer number (15810816).

Almost surely, 2^102770213 is an apocalyptic number.

102770213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

102770213 is a deficient number, since it is larger than the sum of its proper divisors (23716315).

102770213 is a wasteful number, since it uses less digits than its factorization.

102770213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129363.

The product of its (nonzero) digits is 588, while the sum is 23.

The square root of 102770213 is about 10137.5644510898. The cubic root of 102770213 is about 468.4059669884.

The spelling of 102770213 in words is "one hundred two million, seven hundred seventy thousand, two hundred thirteen".