2011020212122 has 8 divisors (see below), whose sum is σ = 3016878311700. Its totient is φ = 1005394108224.

The previous prime is 2011020212093. The next prime is 2011020212143. The reversal of 2011020212122 is 2212120201102.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1801310252641 + 209709959481 = 1342129^2 + 457941^2 .

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 = 2011020212096 and 2011020212105.

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, 57977247 + ... + 58011922.

Almost surely, 2^{2011020212122} is an apocalyptic number.

2011020212122 is a deficient number, since it is larger than the sum of its proper divisors (1005858099578).

2011020212122 is a wasteful number, since it uses less digits than its factorization.

2011020212122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115997840.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2011020212122 its reverse (2212120201102), we get a palindrome (4223140413224).

The spelling of 2011020212122 in words is "two trillion, eleven billion, twenty million, two hundred twelve thousand, one hundred twenty-two".