210102000022091 has 4 divisors (see below), whose sum is σ = 210112637579184. Its totient is φ = 210091362465000.

The previous prime is 210102000022081. The next prime is 210102000022157. The reversal of 210102000022091 is 190220000201012.

It is a happy number.

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 210102000022091 - 2¹⁴ = 210102000005707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210102000022081) 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, 5318748920 + ... + 5318788421.

It is an arithmetic number, because the mean of its divisors is an integer number (52528159394796).

Almost surely, 2^{210102000022091} is an apocalyptic number.

210102000022091 is a deficient number, since it is larger than the sum of its proper divisors (10637557093).

210102000022091 is a wasteful number, since it uses less digits than its factorization.

210102000022091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10637557092.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 210102000022091 in words is "two hundred ten trillion, one hundred two billion, twenty-two thousand, ninety-one".