10021221122 has 32 divisors (see below), whose sum is σ = 16817803200. Its totient is φ = 4439070720.

The previous prime is 10021221109. The next prime is 10021221143. The reversal of 10021221122 is 22112212001.

It is a junction number, because it is equal to n+sod(n) for n = 10021221097 and 10021221106.

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, 412958 + ... + 436550.

It is an arithmetic number, because the mean of its divisors is an integer number (525556350).

Almost surely, 2^10021221122 is an apocalyptic number.

10021221122 is a deficient number, since it is larger than the sum of its proper divisors (6796582078).

10021221122 is a wasteful number, since it uses less digits than its factorization.

10021221122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24098.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10021221122 its reverse (22112212001), we get a palindrome (32133433123).

The spelling of 10021221122 in words is "ten billion, twenty-one million, two hundred twenty-one thousand, one hundred twenty-two".