2111211022022 has 4 divisors (see below), whose sum is σ = 3166816533036. Its totient is φ = 1055605511010.

The previous prime is 2111211022021. The next prime is 2111211022049. The reversal of 2111211022022 is 2202201121112.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111211022021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527802755504 + ... + 527802755507.

It is an arithmetic number, because the mean of its divisors is an integer number (791704133259).

Almost surely, 2^{2111211022022} is an apocalyptic number.

2111211022022 is a deficient number, since it is larger than the sum of its proper divisors (1055605511014).

2111211022022 is a wasteful number, since it uses less digits than its factorization.

2111211022022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055605511013.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2111211022022 its reverse (2202201121112), we get a palindrome (4313412143134).

The spelling of 2111211022022 in words is "two trillion, one hundred eleven billion, two hundred eleven million, twenty-two thousand, twenty-two".