10221111219 has 32 divisors (see below), whose sum is σ = 15398346240. Its totient is φ = 5973766400.

The previous prime is 10221111203. The next prime is 10221111227. The reversal of 10221111219 is 91211112201.

It is a cyclic number.

It is not a de Polignac number, because 10221111219 - 2⁴ = 10221111203 is a prime.

It is a super-2 number, since 2×10221111219² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10221111195 and 10221111204.

It is not an unprimeable number, because it can be changed into a prime (10221111269) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 842839 + ... + 854879.

It is an arithmetic number, because the mean of its divisors is an integer number (481198320).

Almost surely, 2^10221111219 is an apocalyptic number.

10221111219 is a deficient number, since it is larger than the sum of its proper divisors (5177235021).

10221111219 is a wasteful number, since it uses less digits than its factorization.

10221111219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12971.

The product of its (nonzero) digits is 72, while the sum is 21.

The spelling of 10221111219 in words is "ten billion, two hundred twenty-one million, one hundred eleven thousand, two hundred nineteen".