2102023212 has 24 divisors (see below), whose sum is σ = 4906798512. Its totient is φ = 700377600.

The previous prime is 2102023207. The next prime is 2102023213. The reversal of 2102023212 is 2123202012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2102023191 and 2102023200.

It is not an unprimeable number, because it can be changed into a prime (2102023213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6589 + ... + 65172.

It is an arithmetic number, because the mean of its divisors is an integer number (204449938).

Almost surely, 2^2102023212 is an apocalyptic number.

It is an amenable number.

2102023212 is an abundant number, since it is smaller than the sum of its proper divisors (2804775300).

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

2102023212 is a wasteful number, since it uses less digits than its factorization.

2102023212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74209 (or 74207 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2102023212 is about 45847.8266878595. The cubic root of 2102023212 is about 1280.9902842780.

Adding to 2102023212 its reverse (2123202012), we get a palindrome (4225225224).

The spelling of 2102023212 in words is "two billion, one hundred two million, twenty-three thousand, two hundred twelve".