2011110021122 has 16 divisors (see below), whose sum is σ = 3131954010360. Its totient is φ = 967375707648.

The previous prime is 2011110021103. The next prime is 2011110021157. The reversal of 2011110021122 is 2211200111102.

It can be written as a sum of positive squares in 4 ways, for example, as 768061184881 + 1243048836241 = 876391^2 + 1114921^2 .

It is a super-2 number, since 2×2011110021122² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2011110021097 and 2011110021106.

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, 62572943 + ... + 62605074.

Almost surely, 2^{2011110021122} is an apocalyptic number.

2011110021122 is a deficient number, since it is larger than the sum of its proper divisors (1120843989238).

2011110021122 is a wasteful number, since it uses less digits than its factorization.

2011110021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125178325.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2011110021122 its reverse (2211200111102), we get a palindrome (4222310132224).

The spelling of 2011110021122 in words is "two trillion, eleven billion, one hundred ten million, twenty-one thousand, one hundred twenty-two".