210201093 has 6 divisors (see below), whose sum is σ = 303623814. Its totient is φ = 140134056.

The previous prime is 210201083. The next prime is 210201139. The reversal of 210201093 is 390102012.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 203404644 + 6796449 = 14262^2 + 2607^2 .

It is not a de Polignac number, because 210201093 - 2⁶ = 210201029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210201023) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11677830 + ... + 11677847.

It is an arithmetic number, because the mean of its divisors is an integer number (50603969).

Almost surely, 2^210201093 is an apocalyptic number.

It is an amenable number.

210201093 is a deficient number, since it is larger than the sum of its proper divisors (93422721).

210201093 is a wasteful number, since it uses less digits than its factorization.

210201093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23355683 (or 23355680 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 210201093 is about 14498.3134536400. The cubic root of 210201093 is about 594.5818619068.

The spelling of 210201093 in words is "two hundred ten million, two hundred one thousand, ninety-three".