123011113202 has 8 divisors (see below), whose sum is σ = 184531304412. Its totient is φ = 61500678400.

The previous prime is 123011113087. The next prime is 123011113213. The reversal of 123011113202 is 202311110321.

123011113202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 75548569321 + 47462543881 = 274861^2 + 217859^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2407499 + ... + 2458062.

Almost surely, 2^123011113202 is an apocalyptic number.

123011113202 is a deficient number, since it is larger than the sum of its proper divisors (61520191210).

123011113202 is a wasteful number, since it uses less digits than its factorization.

123011113202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4878204.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 123011113202 its reverse (202311110321), we get a palindrome (325322223523).

The spelling of 123011113202 in words is "one hundred twenty-three billion, eleven million, one hundred thirteen thousand, two hundred two".