2111012011122 has 48 divisors (see below), whose sum is σ = 4912341979680. Its totient is φ = 603022510272.

The previous prime is 2111012011081. The next prime is 2111012011151. The reversal of 2111012011122 is 2211102101112.

It is a happy number.

It is a super-2 number, since 2×2111012011122² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 703033 + ... + 2171699.

It is an arithmetic number, because the mean of its divisors is an integer number (102340457910).

Almost surely, 2^{2111012011122} is an apocalyptic number.

2111012011122 is an abundant number, since it is smaller than the sum of its proper divisors (2801329968558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2111012011122 is a wasteful number, since it uses less digits than its factorization.

2111012011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1473575 (or 1473568 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 2111012011122 its reverse (2211102101112), we get a palindrome (4322114112234).

The spelling of 2111012011122 in words is "two trillion, one hundred eleven billion, twelve million, eleven thousand, one hundred twenty-two".