103421001544 has 16 divisors (see below), whose sum is σ = 221616432000. Its totient is φ = 44323286352.

The previous prime is 103421001487. The next prime is 103421001547. The reversal of 103421001544 is 445100124301.

It is not an unprimeable number, because it can be changed into a prime (103421001547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 923401744 + ... + 923401855.

It is an arithmetic number, because the mean of its divisors is an integer number (13851027000).

Almost surely, 2^103421001544 is an apocalyptic number.

103421001544 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

103421001544 is an abundant number, since it is smaller than the sum of its proper divisors (118195430456).

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

103421001544 is a wasteful number, since it uses less digits than its factorization.

103421001544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1846803612 (or 1846803608 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 103421001544 its reverse (445100124301), we get a palindrome (548521125845).

The spelling of 103421001544 in words is "one hundred three billion, four hundred twenty-one million, one thousand, five hundred forty-four".