1111001012122 has 8 divisors (see below), whose sum is σ = 1666601616276. Its totient is φ = 555467140032.

The previous prime is 1111001012119. The next prime is 1111001012179. The reversal of 1111001012122 is 2212101001111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1021391188321 + 89609823801 = 1010639^2 + 299349^2 .

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

It is a super-2 number, since 2×1111001012122² (a number of 25 digits) contains 22 as substring.

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, 16641373 + ... + 16708000.

Almost surely, 2^{1111001012122} is an apocalyptic number.

1111001012122 is a deficient number, since it is larger than the sum of its proper divisors (555600604154).

1111001012122 is a wasteful number, since it uses less digits than its factorization.

1111001012122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33366032.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1111001012122 its reverse (2212101001111), we get a palindrome (3323102013233).

The spelling of 1111001012122 in words is "one trillion, one hundred eleven billion, one million, twelve thousand, one hundred twenty-two".