22103221122202 has 32 divisors (see below), whose sum is σ = 36821965478400. Its totient is φ = 9865884250800.

The previous prime is 22103221122133. The next prime is 22103221122221. The reversal of 22103221122202 is 20222112230122.

It is a happy number.

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

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, 8071924 + ... + 10457647.

It is an arithmetic number, because the mean of its divisors is an integer number (1150686421200).

Almost surely, 2^{22103221122202} is an apocalyptic number.

22103221122202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22103221122202 is a deficient number, since it is larger than the sum of its proper divisors (14718744356198).

22103221122202 is a wasteful number, since it uses less digits than its factorization.

22103221122202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18530562.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 22103221122202 its reverse (20222112230122), we get a palindrome (42325333352324).

The spelling of 22103221122202 in words is "twenty-two trillion, one hundred three billion, two hundred twenty-one million, one hundred twenty-two thousand, two hundred two".