210022201019 has 4 divisors (see below), whose sum is σ = 214906438296. Its totient is φ = 205137963744.

The previous prime is 210022201009. The next prime is 210022201031. The reversal of 210022201019 is 910102220012.

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 210022201019 - 2⁴ = 210022201003 is a prime.

It is a super-2 number, since 2×210022201019² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210022201009) 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, 2442118574 + ... + 2442118659.

It is an arithmetic number, because the mean of its divisors is an integer number (53726609574).

Almost surely, 2^210022201019 is an apocalyptic number.

210022201019 is a deficient number, since it is larger than the sum of its proper divisors (4884237277).

210022201019 is an equidigital number, since it uses as much as digits as its factorization.

210022201019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4884237276.

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

The spelling of 210022201019 in words is "two hundred ten billion, twenty-two million, two hundred one thousand, nineteen".