10122021122 has 8 divisors (see below), whose sum is σ = 15230928636. Its totient is φ = 5045044912.

The previous prime is 10122021109. The next prime is 10122021139. The reversal of 10122021122 is 22112022101.

It can be written as a sum of positive squares in 2 ways, for example, as 7098231001 + 3023790121 = 84251^2 + 54989^2 .

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 = 10122021097 and 10122021106.

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, 7982033 + ... + 7983300.

Almost surely, 2^10122021122 is an apocalyptic number.

10122021122 is a deficient number, since it is larger than the sum of its proper divisors (5108907514).

10122021122 is a wasteful number, since it uses less digits than its factorization.

10122021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15965652.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10122021122 its reverse (22112022101), we get a palindrome (32234043223).

The spelling of 10122021122 in words is "ten billion, one hundred twenty-two million, twenty-one thousand, one hundred twenty-two".