124355612340202 has 4 divisors (see below), whose sum is σ = 186533418510306. Its totient is φ = 62177806170100.

The previous prime is 124355612340149. The next prime is 124355612340233. The reversal of 124355612340202 is 202043216553421.

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., 96693808556601 + 27661803783601 = 9833301^2 + 5259449^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31088903085049 + ... + 31088903085052.

Almost surely, 2^{124355612340202} is an apocalyptic number.

124355612340202 is a deficient number, since it is larger than the sum of its proper divisors (62177806170104).

124355612340202 is an equidigital number, since it uses as much as digits as its factorization.

124355612340202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62177806170103.

The product of its (nonzero) digits is 345600, while the sum is 40.

Adding to 124355612340202 its reverse (202043216553421), we get a palindrome (326398828893623).

The spelling of 124355612340202 in words is "one hundred twenty-four trillion, three hundred fifty-five billion, six hundred twelve million, three hundred forty thousand, two hundred two".