2013121022 has 16 divisors (see below), whose sum is σ = 3467577600. Its totient is φ = 866894040.

The previous prime is 2013121013. The next prime is 2013121037. The reversal of 2013121022 is 2201213102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2013120988 and 2013121006.

It is a congruent number.

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, 2407622 + ... + 2408457.

It is an arithmetic number, because the mean of its divisors is an integer number (216723600).

Almost surely, 2^2013121022 is an apocalyptic number.

2013121022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2013121022 is a deficient number, since it is larger than the sum of its proper divisors (1454456578).

2013121022 is a wasteful number, since it uses less digits than its factorization.

2013121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4816111.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2013121022 is about 44867.8172190268. The cubic root of 2013121022 is about 1262.6702884636.

Adding to 2013121022 its reverse (2201213102), we get a palindrome (4214334124).

The spelling of 2013121022 in words is "two billion, thirteen million, one hundred twenty-one thousand, twenty-two".