2100242233242 has 48 divisors (see below), whose sum is σ = 4628293324200. Its totient is φ = 688213241856.

The previous prime is 2100242233241. The next prime is 2100242233259. The reversal of 2100242233242 is 2423322420012.

2100242233242 is a `hidden beast` number, since 210 + 0 + 2 + 422 + 3 + 3 + 24 + 2 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 634474378521 + 1465767854721 = 796539^2 + 1210689^2 .

It is a super-2 number, since 2×2100242233242² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2100242233241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3776383 + ... + 4296690.

Almost surely, 2^{2100242233242} is an apocalyptic number.

2100242233242 is an abundant number, since it is smaller than the sum of its proper divisors (2528051090958).

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

2100242233242 is a wasteful number, since it uses less digits than its factorization.

2100242233242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8073327 (or 8073324 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 2100242233242 its reverse (2423322420012), we get a palindrome (4523564653254).

The spelling of 2100242233242 in words is "two trillion, one hundred billion, two hundred forty-two million, two hundred thirty-three thousand, two hundred forty-two".