210221212119 has 16 divisors (see below), whose sum is σ = 286939551360. Its totient is φ = 136858232160.

The previous prime is 210221212081. The next prime is 210221212181. The reversal of 210221212119 is 911212122012.

It is not a de Polignac number, because 210221212119 - 2¹² = 210221208023 is a prime.

It is a super-2 number, since 2×210221212119² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210221212189) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4106757 + ... + 4157630.

It is an arithmetic number, because the mean of its divisors is an integer number (17933721960).

Almost surely, 2^210221212119 is an apocalyptic number.

210221212119 is a deficient number, since it is larger than the sum of its proper divisors (76718339241).

210221212119 is a wasteful number, since it uses less digits than its factorization.

210221212119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8264590.

The product of its (nonzero) digits is 288, while the sum is 24.

The spelling of 210221212119 in words is "two hundred ten billion, two hundred twenty-one million, two hundred twelve thousand, one hundred nineteen".