1011001010122 has 16 divisors (see below), whose sum is σ = 1545694306632. Its totient is φ = 495861811200.

The previous prime is 1011001010099. The next prime is 1011001010197. The reversal of 1011001010122 is 2210101001101.

It can be written as a sum of positive squares in 4 ways, for example, as 406088837001 + 604912173121 = 637251^2 + 777761^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1011001010099 and 1011001010108.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23037129 + ... + 23080972.

Almost surely, 2^{1011001010122} is an apocalyptic number.

1011001010122 is a deficient number, since it is larger than the sum of its proper divisors (534693296510).

1011001010122 is a wasteful number, since it uses less digits than its factorization.

1011001010122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46118313.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1011001010122 its reverse (2210101001101), we get a palindrome (3221102011223).

The spelling of 1011001010122 in words is "one trillion, eleven billion, one million, ten thousand, one hundred twenty-two".