100103012244 has 96 divisors (see below), whose sum is σ = 266042810880. Its totient is φ = 32530982400.

The previous prime is 100103012197. The next prime is 100103012257. The reversal of 100103012244 is 442210301001.

It is a super-2 number, since 2×100103012244² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7002384 + ... + 7016664.

It is an arithmetic number, because the mean of its divisors is an integer number (2771279280).

Almost surely, 2^100103012244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100103012244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133021405440).

100103012244 is an abundant number, since it is smaller than the sum of its proper divisors (165939798636).

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

100103012244 is a wasteful number, since it uses less digits than its factorization.

100103012244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15918 (or 15910 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 100103012244 its reverse (442210301001), we get a palindrome (542313313245).

The spelling of 100103012244 in words is "one hundred billion, one hundred three million, twelve thousand, two hundred forty-four".