123011322202 has 8 divisors (see below), whose sum is σ = 184977126612. Its totient is φ = 61352280000.

The previous prime is 123011322151. The next prime is 123011322229. The reversal of 123011322202 is 202223110321.

It can be written as a sum of positive squares in 2 ways, for example, as 113031112401 + 9980209801 = 336201^2 + 99901^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 123011322202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76689549 + ... + 76691152.

Almost surely, 2^123011322202 is an apocalyptic number.

123011322202 is a deficient number, since it is larger than the sum of its proper divisors (61965804410).

123011322202 is a wasteful number, since it uses less digits than its factorization.

123011322202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153381104.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 123011322202 its reverse (202223110321), we get a palindrome (325234432523).

The spelling of 123011322202 in words is "one hundred twenty-three billion, eleven million, three hundred twenty-two thousand, two hundred two".