103213421000 has 64 divisors (see below), whose sum is σ = 244576800000. Its totient is φ = 40762737600.

The previous prime is 103213420987. The next prime is 103213421093. The reversal of 103213421000 is 124312301.

It is a self number, because there is not a number n which added to its sum of digits gives 103213421000.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 574250 + ... + 732249.

It is an arithmetic number, because the mean of its divisors is an integer number (3821512500).

Almost surely, 2^103213421000 is an apocalyptic number.

103213421000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103213421000 is an abundant number, since it is smaller than the sum of its proper divisors (141363379000).

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

103213421000 is a wasteful number, since it uses less digits than its factorization.

103213421000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306599 (or 1306585 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 103213421000 its reverse (124312301), we get a palindrome (103337733301).

The spelling of 103213421000 in words is "one hundred three billion, two hundred thirteen million, four hundred twenty-one thousand".