101210212110019 has 4 divisors (see below), whose sum is σ = 101210291333640. Its totient is φ = 101210132886400.

The previous prime is 101210212109983. The next prime is 101210212110067. The reversal of 101210212110019 is 910011212012101.

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 101210212110019 - 2¹⁷ = 101210211978947 is a prime.

It is a super-2 number, since 2×101210212110019² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101210212110919) 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, 37663582 + ... + 40261219.

It is an arithmetic number, because the mean of its divisors is an integer number (25302572833410).

Almost surely, 2^{101210212110019} is an apocalyptic number.

101210212110019 is a deficient number, since it is larger than the sum of its proper divisors (79223621).

101210212110019 is an equidigital number, since it uses as much as digits as its factorization.

101210212110019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79223620.

The product of its (nonzero) digits is 72, while the sum is 22.

The spelling of 101210212110019 in words is "one hundred one trillion, two hundred ten billion, two hundred twelve million, one hundred ten thousand, nineteen".