2100031042322 has 4 divisors (see below), whose sum is σ = 3150046563486. Its totient is φ = 1050015521160.

The previous prime is 2100031042321. The next prime is 2100031042349. The reversal of 2100031042322 is 2232401300012.

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., 1073235912841 + 1026795129481 = 1035971^2 + 1013309^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2100031042294 and 2100031042303.

It is not an unprimeable number, because it can be changed into a prime (2100031042321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525007760579 + ... + 525007760582.

Almost surely, 2^{2100031042322} is an apocalyptic number.

2100031042322 is a deficient number, since it is larger than the sum of its proper divisors (1050015521164).

2100031042322 is a wasteful number, since it uses less digits than its factorization.

2100031042322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1050015521163.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 2100031042322 its reverse (2232401300012), we get a palindrome (4332432342334).

The spelling of 2100031042322 in words is "two trillion, one hundred billion, thirty-one million, forty-two thousand, three hundred twenty-two".