2211011111022 has 64 divisors (see below), whose sum is σ = 5214272071680. Its totient is φ = 611952666624.

The previous prime is 2211011111011. The next prime is 2211011111041. The reversal of 2211011111022 is 2201111101122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2211011110992 and 2211011111010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6110643 + ... + 6462350.

It is an arithmetic number, because the mean of its divisors is an integer number (81473001120).

Almost surely, 2^{2211011111022} is an apocalyptic number.

2211011111022 is an abundant number, since it is smaller than the sum of its proper divisors (3003260960658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2211011111022 is a wasteful number, since it uses less digits than its factorization.

2211011111022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12573137.

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

Adding to 2211011111022 its reverse (2201111101122), we get a palindrome (4412122212144).

The spelling of 2211011111022 in words is "two trillion, two hundred eleven billion, eleven million, one hundred eleven thousand, twenty-two".