10122220122122 has 8 divisors (see below), whose sum is σ = 16076467252836. Its totient is φ = 4763397704512.

The previous prime is 10122220122121. The next prime is 10122220122143. The reversal of 10122220122122 is 22122102222101.

It can be written as a sum of positive squares in 2 ways, for example, as 10082777764921 + 39442357201 = 3175339^2 + 198601^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 10122220122094 and 10122220122103.

It is not an unprimeable number, because it can be changed into a prime (10122220122121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148856178233 + ... + 148856178300.

Almost surely, 2^{10122220122122} is an apocalyptic number.

10122220122122 is a deficient number, since it is larger than the sum of its proper divisors (5954247130714).

10122220122122 is a wasteful number, since it uses less digits than its factorization.

10122220122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297712356552.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 10122220122122 its reverse (22122102222101), we get a palindrome (32244322344223).

The spelling of 10122220122122 in words is "ten trillion, one hundred twenty-two billion, two hundred twenty million, one hundred twenty-two thousand, one hundred twenty-two".