11012022021111 has 8 divisors (see below), whose sum is σ = 14688002398464. Its totient is φ = 7338694828920.

The previous prime is 11012022021109. The next prime is 11012022021137. The reversal of 11012022021111 is 11112022021011.

It is a happy number.

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

It is not a de Polignac number, because 11012022021111 - 2¹ = 11012022021109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012022026111) 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, 663286605 + ... + 663303206.

It is an arithmetic number, because the mean of its divisors is an integer number (1836000299808).

Almost surely, 2^{11012022021111} is an apocalyptic number.

11012022021111 is a deficient number, since it is larger than the sum of its proper divisors (3675980377353).

11012022021111 is a wasteful number, since it uses less digits than its factorization.

11012022021111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1326592581.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11012022021111 its reverse (11112022021011), we get a palindrome (22124044042122).

The spelling of 11012022021111 in words is "eleven trillion, twelve billion, twenty-two million, twenty-one thousand, one hundred eleven".