1011211121122 has 8 divisors (see below), whose sum is σ = 1518021464400. Its totient is φ = 505203966324.

The previous prime is 1011211121099. The next prime is 1011211121161. The reversal of 1011211121122 is 2211211121101.

1011211121122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 1011211121096 and 1011211121105.

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, 200793972 + ... + 200799007.

It is an arithmetic number, because the mean of its divisors is an integer number (189752683050).

Almost surely, 2^{1011211121122} is an apocalyptic number.

1011211121122 is a deficient number, since it is larger than the sum of its proper divisors (506810343278).

1011211121122 is a wasteful number, since it uses less digits than its factorization.

1011211121122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401594240.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 1011211121122 its reverse (2211211121101), we get a palindrome (3222422242223).

The spelling of 1011211121122 in words is "one trillion, eleven billion, two hundred eleven million, one hundred twenty-one thousand, one hundred twenty-two".