103213331004 has 48 divisors (see below), whose sum is σ = 291425879808. Its totient is φ = 27754844928.

The previous prime is 103213330999. The next prime is 103213331009. The reversal of 103213331004 is 400133312301.

It is an interprime number because it is at equal distance from previous prime (103213330999) and next prime (103213331009).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103213331009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36137694 + ... + 36140549.

It is an arithmetic number, because the mean of its divisors is an integer number (6071372496).

Almost surely, 2^103213331004 is an apocalyptic number.

103213331004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

103213331004 is an abundant number, since it is smaller than the sum of its proper divisors (188212548804).

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

103213331004 is a wasteful number, since it uses less digits than its factorization.

103213331004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72278274 (or 72278272 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 103213331004 its reverse (400133312301), we get a palindrome (503346643305).

The spelling of 103213331004 in words is "one hundred three billion, two hundred thirteen million, three hundred thirty-one thousand, four".