10221222022 has 16 divisors (see below), whose sum is σ = 16732526400. Its totient is φ = 4644096040.

The previous prime is 10221222019. The next prime is 10221222041. The reversal of 10221222022 is 22022212201.

It is a junction number, because it is equal to n+sod(n) for n = 10221221987 and 10221222005.

It is a congruent number.

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, 40372 + ... + 148567.

It is an arithmetic number, because the mean of its divisors is an integer number (1045782900).

Almost surely, 2^10221222022 is an apocalyptic number.

10221222022 is a deficient number, since it is larger than the sum of its proper divisors (6511304378).

10221222022 is a wasteful number, since it uses less digits than its factorization.

10221222022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191411.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 10221222022 its reverse (22022212201), we get a palindrome (32243434223).

It can be divided in two parts, 1022122 and 2022, that added together give a square (1024144 = 1012²).

The spelling of 10221222022 in words is "ten billion, two hundred twenty-one million, two hundred twenty-two thousand, twenty-two".