2202111002021 has 16 divisors (see below), whose sum is σ = 2569125863040. Its totient is φ = 1848473282880.

The previous prime is 2202111002011. The next prime is 2202111002071. The reversal of 2202111002021 is 1202001112022.

It is not a de Polignac number, because 2202111002021 - 2⁶ = 2202111001957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2202111001987 and 2202111002005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202111002011) 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, 11162411 + ... + 11357976.

It is an arithmetic number, because the mean of its divisors is an integer number (160570366440).

Almost surely, 2^{2202111002021} is an apocalyptic number.

It is an amenable number.

2202111002021 is a deficient number, since it is larger than the sum of its proper divisors (367014861019).

2202111002021 is a wasteful number, since it uses less digits than its factorization.

2202111002021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22520684.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2202111002021 its reverse (1202001112022), we get a palindrome (3404112114043).

The spelling of 2202111002021 in words is "two trillion, two hundred two billion, one hundred eleven million, two thousand, twenty-one".