10021111222 has 16 divisors (see below), whose sum is σ = 15064754544. Its totient is φ = 4999540000.

The previous prime is 10021111187. The next prime is 10021111249. The reversal of 10021111222 is 22211112001.

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, 2133897 + ... + 2138587.

It is an arithmetic number, because the mean of its divisors is an integer number (941547159).

Almost surely, 2^10021111222 is an apocalyptic number.

10021111222 is a deficient number, since it is larger than the sum of its proper divisors (5043643322).

10021111222 is a wasteful number, since it uses less digits than its factorization.

10021111222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6815.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10021111222 its reverse (22211112001), we get a palindrome (32232223223).

The spelling of 10021111222 in words is "ten billion, twenty-one million, one hundred eleven thousand, two hundred twenty-two".