123001119988 has 12 divisors (see below), whose sum is σ = 215336159332. Its totient is φ = 61476503040.

The previous prime is 123001119979. The next prime is 123001120001. The reversal of 123001119988 is 889911100321.

It can be written as a sum of positive squares in 2 ways, for example, as 18095092324 + 104906027664 = 134518^2 + 323892^2 .

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 6002733 + ... + 6023188.

Almost surely, 2^123001119988 is an apocalyptic number.

It is an amenable number.

123001119988 is a deficient number, since it is larger than the sum of its proper divisors (92335039344).

123001119988 is a wasteful number, since it uses less digits than its factorization.

123001119988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12028482 (or 12028480 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 43.

The spelling of 123001119988 in words is "one hundred twenty-three billion, one million, one hundred nineteen thousand, nine hundred eighty-eight".