10221211010 has 16 divisors (see below), whose sum is σ = 18409657536. Its totient is φ = 4085933808.

The previous prime is 10221210977. The next prime is 10221211027. The reversal of 10221211010 is 1011212201.

It is a junction number, because it is equal to n+sod(n) for n = 10221210982 and 10221211000.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301952 + ... + 334091.

It is an arithmetic number, because the mean of its divisors is an integer number (1150603596).

Almost surely, 2^10221211010 is an apocalyptic number.

10221211010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10221211010 is a deficient number, since it is larger than the sum of its proper divisors (8188446526).

10221211010 is a wasteful number, since it uses less digits than its factorization.

10221211010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637657.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10221211010 its reverse (1011212201), we get a palindrome (11232423211).

The spelling of 10221211010 in words is "ten billion, two hundred twenty-one million, two hundred eleven thousand, ten".