20212010122 has 16 divisors (see below), whose sum is σ = 30564559872. Its totient is φ = 10023864480.

The previous prime is 20212010101. The next prime is 20212010149. The reversal of 20212010122 is 22101021202.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1331797 + ... + 1346887.

It is an arithmetic number, because the mean of its divisors is an integer number (1910284992).

Almost surely, 2^20212010122 is an apocalyptic number.

20212010122 is a deficient number, since it is larger than the sum of its proper divisors (10352549750).

20212010122 is a wasteful number, since it uses less digits than its factorization.

20212010122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20493.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20212010122 its reverse (22101021202), we get a palindrome (42313031324).

The spelling of 20212010122 in words is "twenty billion, two hundred twelve million, ten thousand, one hundred twenty-two".