22212211321102 has 64 divisors (see below), whose sum is σ = 38091016931328. Its totient is φ = 9622085616000.

The previous prime is 22212211321039. The next prime is 22212211321171. The reversal of 22212211321102 is 20112311221222.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 158076708 + ... + 158217160.

It is an arithmetic number, because the mean of its divisors is an integer number (595172139552).

Almost surely, 2^{22212211321102} is an apocalyptic number.

22212211321102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22212211321102 is a deficient number, since it is larger than the sum of its proper divisors (15878805610226).

22212211321102 is a wasteful number, since it uses less digits than its factorization.

22212211321102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144025.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 22212211321102 its reverse (20112311221222), we get a palindrome (42324522542324).

The spelling of 22212211321102 in words is "twenty-two trillion, two hundred twelve billion, two hundred eleven million, three hundred twenty-one thousand, one hundred two".