11111022212019 has 8 divisors (see below), whose sum is σ = 14854413968592. Its totient is φ = 7387489298400.

The previous prime is 11111022211979. The next prime is 11111022212039. The reversal of 11111022212019 is 91021222011111.

11111022212019 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11111022212019 - 2¹⁷ = 11111022080947 is a prime.

It is a super-2 number, since 2×11111022212019² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11111022212019.

It is not an unprimeable number, because it can be changed into a prime (11111022212039) 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, 4964709432 + ... + 4964711669.

It is an arithmetic number, because the mean of its divisors is an integer number (1856801746074).

Almost surely, 2^{11111022212019} is an apocalyptic number.

11111022212019 is a deficient number, since it is larger than the sum of its proper divisors (3743391756573).

11111022212019 is an equidigital number, since it uses as much as digits as its factorization.

11111022212019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9929421477.

The product of its (nonzero) digits is 144, while the sum is 24.

The spelling of 11111022212019 in words is "eleven trillion, one hundred eleven billion, twenty-two million, two hundred twelve thousand, nineteen".