99101061600 has 288 divisors, whose sum is σ = 328015505664. Its totient is φ = 25983283200.

The previous prime is 99101061589. The next prime is 99101061611. The reversal of 99101061600 is 616010199.

It is an interprime number because it is at equal distance from previous prime (99101061589) and next prime (99101061611).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 95934684 + ... + 95935716.

It is an arithmetic number, because the mean of its divisors is an integer number (1138942728).

Almost surely, 2^99101061600 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 99101061600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164007752832).

99101061600 is an abundant number, since it is smaller than the sum of its proper divisors (228914444064).

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

99101061600 is a wasteful number, since it uses less digits than its factorization.

99101061600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1690 (or 1677 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 33.

Adding to 99101061600 its reverse (616010199), we get a palindrome (99717071799).

The spelling of 99101061600 in words is "ninety-nine billion, one hundred one million, sixty-one thousand, six hundred".