1012122110222 has 4 divisors (see below), whose sum is σ = 1518183165336. Its totient is φ = 506061055110.

The previous prime is 1012122110213. The next prime is 1012122110281. The reversal of 1012122110222 is 2220112212101.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1012122110222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253030527554 + ... + 253030527557.

It is an arithmetic number, because the mean of its divisors is an integer number (379545791334).

Almost surely, 2^{1012122110222} is an apocalyptic number.

1012122110222 is a deficient number, since it is larger than the sum of its proper divisors (506061055114).

1012122110222 is an equidigital number, since it uses as much as digits as its factorization.

1012122110222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506061055113.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1012122110222 its reverse (2220112212101), we get a palindrome (3232234322323).

The spelling of 1012122110222 in words is "one trillion, twelve billion, one hundred twenty-two million, one hundred ten thousand, two hundred twenty-two".