210122202022109 has 8 divisors (see below), whose sum is σ = 227102363311320. Its totient is φ = 193258742872896.

The previous prime is 210122202022081. The next prime is 210122202022141. The reversal of 210122202022109 is 901220202221012.

It can be written as a sum of positive squares in 4 ways, for example, as 16955206228900 + 193166995793209 = 4117670^2 + 13898453^2 .

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 210122202022109 - 2²⁴ = 210122185244893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210122202022009) 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, 29175531254 + ... + 29175538455.

It is an arithmetic number, because the mean of its divisors is an integer number (28387795413915).

Almost surely, 2^{210122202022109} is an apocalyptic number.

It is an amenable number.

210122202022109 is a deficient number, since it is larger than the sum of its proper divisors (16980161289211).

210122202022109 is a wasteful number, since it uses less digits than its factorization.

210122202022109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58351069999.

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 210122202022109 in words is "two hundred ten trillion, one hundred twenty-two billion, two hundred two million, twenty-two thousand, one hundred nine".