103444221252 has 48 divisors (see below), whose sum is σ = 247297901312. Its totient is φ = 33636587040.

The previous prime is 103444221211. The next prime is 103444221263. The reversal of 103444221252 is 252122444301.

It is a happy number.

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, 278727 + ... + 533457.

Almost surely, 2^103444221252 is an apocalyptic number.

103444221252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103444221252 is an abundant number, since it is smaller than the sum of its proper divisors (143853680060).

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

103444221252 is a wasteful number, since it uses less digits than its factorization.

103444221252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255568 (or 255566 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 103444221252 its reverse (252122444301), we get a palindrome (355566665553).

The spelling of 103444221252 in words is "one hundred three billion, four hundred forty-four million, two hundred twenty-one thousand, two hundred fifty-two".