12220011211011 has 16 divisors (see below), whose sum is σ = 17262790078464. Its totient is φ = 7662564883584.

The previous prime is 12220011210973. The next prime is 12220011211021. The reversal of 12220011211011 is 11011211002221.

It is a happy number.

It is not a de Polignac number, because 12220011211011 - 2¹¹ = 12220011208963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12220011211021) 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, 76374475 + ... + 76534308.

It is an arithmetic number, because the mean of its divisors is an integer number (1078924379904).

Almost surely, 2^{12220011211011} is an apocalyptic number.

12220011211011 is a deficient number, since it is larger than the sum of its proper divisors (5042778867453).

12220011211011 is a wasteful number, since it uses less digits than its factorization.

12220011211011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152910370.

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

Adding to 12220011211011 its reverse (11011211002221), we get a palindrome (23231222213232).

The spelling of 12220011211011 in words is "twelve trillion, two hundred twenty billion, eleven million, two hundred eleven thousand, eleven".