11101220001019 has 16 divisors (see below), whose sum is σ = 11149306305280. Its totient is φ = 11053264212000.

The previous prime is 11101220000953. The next prime is 11101220001049. The reversal of 11101220001019 is 91010002210111.

It is a cyclic number.

It is not a de Polignac number, because 11101220001019 - 2²³ = 11101211612411 is a prime.

It is a super-2 number, since 2×11101220001019² (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 = 11101220000987 and 11101220001005.

It is not an unprimeable number, because it can be changed into a prime (11101220001049) 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, 450688834 + ... + 450713464.

It is an arithmetic number, because the mean of its divisors is an integer number (696831644080).

Almost surely, 2^{11101220001019} is an apocalyptic number.

11101220001019 is a deficient number, since it is larger than the sum of its proper divisors (48086304261).

11101220001019 is a wasteful number, since it uses less digits than its factorization.

11101220001019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27202.

The product of its (nonzero) digits is 36, while the sum is 19.

The spelling of 11101220001019 in words is "eleven trillion, one hundred one billion, two hundred twenty million, one thousand, nineteen".