22111212001219 has 16 divisors (see below), whose sum is σ = 24412259055744. Its totient is φ = 19858660747200.

The previous prime is 22111212001217. The next prime is 22111212001223. The reversal of 22111212001219 is 91210021211122.

It is not a de Polignac number, because 22111212001219 - 2¹ = 22111212001217 is a prime.

It is a super-2 number, since 2×22111212001219² (a number of 27 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 = 22111212001193 and 22111212001202.

It is not an unprimeable number, because it can be changed into a prime (22111212001217) 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, 119219092 + ... + 119404414.

It is an arithmetic number, because the mean of its divisors is an integer number (1525766190984).

Almost surely, 2^{22111212001219} is an apocalyptic number.

22111212001219 is a deficient number, since it is larger than the sum of its proper divisors (2301047054525).

22111212001219 is a wasteful number, since it uses less digits than its factorization.

22111212001219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316098.

The product of its (nonzero) digits is 288, while the sum is 25.

The spelling of 22111212001219 in words is "twenty-two trillion, one hundred eleven billion, two hundred twelve million, one thousand, two hundred nineteen".