103411551400 has 96 divisors (see below), whose sum is σ = 246214330560. Its totient is φ = 40371287040.

The previous prime is 103411551367. The next prime is 103411551409. The reversal of 103411551400 is 4155114301.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (103411551409) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13265904 + ... + 13273696.

It is an arithmetic number, because the mean of its divisors is an integer number (2564732610).

Almost surely, 2^103411551400 is an apocalyptic number.

103411551400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103411551400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123107165280).

103411551400 is an abundant number, since it is smaller than the sum of its proper divisors (142802779160).

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

103411551400 is a wasteful number, since it uses less digits than its factorization.

103411551400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9395 (or 9386 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 103411551400 its reverse (4155114301), we get a palindrome (107566665701).

The spelling of 103411551400 in words is "one hundred three billion, four hundred eleven million, five hundred fifty-one thousand, four hundred".