2124123330202 has 4 divisors (see below), whose sum is σ = 3186184995306. Its totient is φ = 1062061665100.

The previous prime is 2124123330139. The next prime is 2124123330239. The reversal of 2124123330202 is 2020333214212.

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., 1226558465001 + 897564865201 = 1107501^2 + 947399^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 531030832549 + ... + 531030832552.

Almost surely, 2^{2124123330202} is an apocalyptic number.

2124123330202 is a deficient number, since it is larger than the sum of its proper divisors (1062061665104).

2124123330202 is a wasteful number, since it uses less digits than its factorization.

2124123330202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062061665103.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 2124123330202 its reverse (2020333214212), we get a palindrome (4144456544414).

The spelling of 2124123330202 in words is "two trillion, one hundred twenty-four billion, one hundred twenty-three million, three hundred thirty thousand, two hundred two".