211102210120019 has 8 divisors (see below), whose sum is σ = 217912140183552. Its totient is φ = 204292291390920.

The previous prime is 211102210120001. The next prime is 211102210120031. The reversal of 211102210120019 is 910021012201112.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211102210120019 is a prime.

It is a super-2 number, since 2×211102210120019² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211102210119976 and 211102210120003.

It is not an unprimeable number, because it can be changed into a prime (211102210180019) 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, 51638822 + ... + 55576724.

It is an arithmetic number, because the mean of its divisors is an integer number (27239017522944).

Almost surely, 2^{211102210120019} is an apocalyptic number.

211102210120019 is a deficient number, since it is larger than the sum of its proper divisors (6809930063533).

211102210120019 is a wasteful number, since it uses less digits than its factorization.

211102210120019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5667217.

The product of its (nonzero) digits is 144, while the sum is 23.

The spelling of 211102210120019 in words is "two hundred eleven trillion, one hundred two billion, two hundred ten million, one hundred twenty thousand, nineteen".