2011022101222 has 16 divisors (see below), whose sum is σ = 3091001436432. Its totient is φ = 980702484480.

The previous prime is 2011022101199. The next prime is 2011022101273. The reversal of 2011022101222 is 2221012201102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2011022101196 and 2011022101205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3263628 + ... + 3830575.

It is an arithmetic number, because the mean of its divisors is an integer number (193187589777).

Almost surely, 2^{2011022101222} is an apocalyptic number.

2011022101222 is a deficient number, since it is larger than the sum of its proper divisors (1079979335210).

2011022101222 is a wasteful number, since it uses less digits than its factorization.

2011022101222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7097703.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2011022101222 its reverse (2221012201102), we get a palindrome (4232034302324).

The spelling of 2011022101222 in words is "two trillion, eleven billion, twenty-two million, one hundred one thousand, two hundred twenty-two".