10220222212222 has 12 divisors (see below), whose sum is σ = 16850696953608. Its totient is φ = 4645555550900.

The previous prime is 10220222212177. The next prime is 10220222212229. The reversal of 10220222212222 is 22221222202201.

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

It is a junction number, because it is equal to n+sod(n) for n = 10220222212193 and 10220222212202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10220222212229) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21116161354 + ... + 21116161837.

It is an arithmetic number, because the mean of its divisors is an integer number (1404224746134).

Almost surely, 2^{10220222212222} is an apocalyptic number.

10220222212222 is a deficient number, since it is larger than the sum of its proper divisors (6630474741386).

10220222212222 is a wasteful number, since it uses less digits than its factorization.

10220222212222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42232323215 (or 42232323204 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 10220222212222 its reverse (22221222202201), we get a palindrome (32441444414423).

The spelling of 10220222212222 in words is "ten trillion, two hundred twenty billion, two hundred twenty-two million, two hundred twelve thousand, two hundred twenty-two".