10202111222 has 16 divisors (see below), whose sum is σ = 15825748992. Its totient is φ = 4927464360.

The previous prime is 10202111209. The next prime is 10202111233. The reversal of 10202111222 is 22211120201.

It is a junction number, because it is equal to n+sod(n) for n = 10202111197 and 10202111206.

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, 116498 + ... + 184325.

It is an arithmetic number, because the mean of its divisors is an integer number (989109312).

Almost surely, 2^10202111222 is an apocalyptic number.

10202111222 is a deficient number, since it is larger than the sum of its proper divisors (5623637770).

10202111222 is a wasteful number, since it uses less digits than its factorization.

10202111222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301403.

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

Adding to 10202111222 its reverse (22211120201), we get a palindrome (32413231423).

The spelling of 10202111222 in words is "ten billion, two hundred two million, one hundred eleven thousand, two hundred twenty-two".