2021120002222 has 8 divisors (see below), whose sum is σ = 3037064871816. Its totient is φ = 1008765044952.

The previous prime is 2021120002219. The next prime is 2021120002241. The reversal of 2021120002222 is 2222000211202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2021120002196 and 2021120002205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 897476673 + ... + 897478924.

It is an arithmetic number, because the mean of its divisors is an integer number (379633108977).

Almost surely, 2^{2021120002222} is an apocalyptic number.

2021120002222 is a deficient number, since it is larger than the sum of its proper divisors (1015944869594).

2021120002222 is a wasteful number, since it uses less digits than its factorization.

2021120002222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1794956162.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 2021120002222 its reverse (2222000211202), we get a palindrome (4243120213424).

The spelling of 2021120002222 in words is "two trillion, twenty-one billion, one hundred twenty million, two thousand, two hundred twenty-two".