103103213004 has 144 divisors (see below), whose sum is σ = 287573255424. Its totient is φ = 30886416000.

The previous prime is 103103212957. The next prime is 103103213029. The reversal of 103103213004 is 400312301301.

103103213004 is a `hidden beast` number, since 1 + 0 + 310 + 321 + 30 + 0 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 27856354 + ... + 27860054.

It is an arithmetic number, because the mean of its divisors is an integer number (1997036496).

Almost surely, 2^103103213004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103103213004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143786627712).

103103213004 is an abundant number, since it is smaller than the sum of its proper divisors (184470042420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103103213004 is a wasteful number, since it uses less digits than its factorization.

103103213004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4508 (or 4503 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 103103213004 its reverse (400312301301), we get a palindrome (503415514305).

The spelling of 103103213004 in words is "one hundred three billion, one hundred three million, two hundred thirteen thousand, four".