123021003319 has 8 divisors (see below), whose sum is σ = 131522171040. Its totient is φ = 114660350976.

The previous prime is 123021003317. The next prime is 123021003323. The reversal of 123021003319 is 913300120321.

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

It is not a de Polignac number, because 123021003319 - 2¹ = 123021003317 is a prime.

It is a super-2 number, since 2×123021003319² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123021003293 and 123021003302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123021003317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35127034 + ... + 35130535.

It is an arithmetic number, because the mean of its divisors is an integer number (16440271380).

Almost surely, 2^123021003319 is an apocalyptic number.

123021003319 is a deficient number, since it is larger than the sum of its proper divisors (8501167721).

123021003319 is a wasteful number, since it uses less digits than its factorization.

123021003319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70257689.

The product of its (nonzero) digits is 972, while the sum is 25.

The spelling of 123021003319 in words is "one hundred twenty-three billion, twenty-one million, three thousand, three hundred nineteen".