20022100211222 has 8 divisors (see below), whose sum is σ = 31001961617472. Its totient is φ = 9688113005400.

The previous prime is 20022100211219. The next prime is 20022100211251. The reversal of 20022100211222 is 22211200122002.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 20022100211222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161468550029 + ... + 161468550152.

It is an arithmetic number, because the mean of its divisors is an integer number (3875245202184).

Almost surely, 2^{20022100211222} is an apocalyptic number.

20022100211222 is a deficient number, since it is larger than the sum of its proper divisors (10979861406250).

20022100211222 is a wasteful number, since it uses less digits than its factorization.

20022100211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322937100214.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20022100211222 its reverse (22211200122002), we get a palindrome (42233300333224).

The spelling of 20022100211222 in words is "twenty trillion, twenty-two billion, one hundred million, two hundred eleven thousand, two hundred twenty-two".