2100213322 has 4 divisors (see below), whose sum is σ = 3150319986. Its totient is φ = 1050106660.

The previous prime is 2100213287. The next prime is 2100213343. The reversal of 2100213322 is 2233120012.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1288020321 + 812193001 = 35889^2 + 28499^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2100213296 and 2100213305.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525053329 + ... + 525053332.

Almost surely, 2^2100213322 is an apocalyptic number.

2100213322 is a deficient number, since it is larger than the sum of its proper divisors (1050106664).

2100213322 is a wasteful number, since it uses less digits than its factorization.

2100213322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1050106663.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2100213322 is about 45828.0844242916. The cubic root of 2100213322 is about 1280.6225247429.

Adding to 2100213322 its reverse (2233120012), we get a palindrome (4333333334).

The spelling of 2100213322 in words is "two billion, one hundred million, two hundred thirteen thousand, three hundred twenty-two".