2012100220219 has 4 divisors (see below), whose sum is σ = 2012288084560. Its totient is φ = 2011912355880.

The previous prime is 2012100220213. The next prime is 2012100220237. The reversal of 2012100220219 is 9120220012102.

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 2012100220219 - 2⁹ = 2012100219707 is a prime.

It is a super-2 number, since 2×2012100220219² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2012100220219.

It is not an unprimeable number, because it can be changed into a prime (2012100220213) 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, 93916104 + ... + 93937525.

It is an arithmetic number, because the mean of its divisors is an integer number (503072021140).

Almost surely, 2^{2012100220219} is an apocalyptic number.

2012100220219 is a deficient number, since it is larger than the sum of its proper divisors (187864341).

2012100220219 is a wasteful number, since it uses less digits than its factorization.

2012100220219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187864340.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 2012100220219 in words is "two trillion, twelve billion, one hundred million, two hundred twenty thousand, two hundred nineteen".