22001212122010 has 32 divisors (see below), whose sum is σ = 43203322527552. Its totient is φ = 8000266260480.

The previous prime is 22001212121981. The next prime is 22001212122037. The reversal of 22001212122010 is 1022121210022.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2938849 + ... + 7255291.

It is an arithmetic number, because the mean of its divisors is an integer number (1350103828986).

Almost surely, 2^{22001212122010} is an apocalyptic number.

22001212122010 is a deficient number, since it is larger than the sum of its proper divisors (21202110405542).

22001212122010 is a wasteful number, since it uses less digits than its factorization.

22001212122010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4362798.

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

Adding to 22001212122010 its reverse (1022121210022), we get a palindrome (23023333332032).

The spelling of 22001212122010 in words is "twenty-two trillion, one billion, two hundred twelve million, one hundred twenty-two thousand, ten".