2021222211010 has 16 divisors (see below), whose sum is σ = 3638859292800. Its totient is φ = 808342370416.

The previous prime is 2021222210981. The next prime is 2021222211023. The reversal of 2021222211010 is 101122221202.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18256300 + ... + 18366679.

It is an arithmetic number, because the mean of its divisors is an integer number (227428705800).

Almost surely, 2^{2021222211010} is an apocalyptic number.

2021222211010 is a deficient number, since it is larger than the sum of its proper divisors (1617637081790).

2021222211010 is a wasteful number, since it uses less digits than its factorization.

2021222211010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36628505.

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

Adding to 2021222211010 its reverse (101122221202), we get a palindrome (2122344432212).

The spelling of 2021222211010 in words is "two trillion, twenty-one billion, two hundred twenty-two million, two hundred eleven thousand, ten".