9903111101 has 8 divisors (see below), whose sum is σ = 10723813464. Its totient is φ = 9090826560.

The previous prime is 9903111091. The next prime is 9903111103. The reversal of 9903111101 is 1011113099.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 504002500 + 9399108601 = 22450^2 + 96949^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9903111101 - 2¹⁸ = 9902848957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9903111103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2102006 + ... + 2106711.

It is an arithmetic number, because the mean of its divisors is an integer number (1340476683).

Almost surely, 2^9903111101 is an apocalyptic number.

It is an amenable number.

9903111101 is a deficient number, since it is larger than the sum of its proper divisors (820702363).

9903111101 is a wasteful number, since it uses less digits than its factorization.

9903111101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4208911.

The product of its (nonzero) digits is 243, while the sum is 26.

The square root of 9903111101 is about 99514.3763533692. The cubic root of 9903111101 is about 2147.4540695972.

The spelling of 9903111101 in words is "nine billion, nine hundred three million, one hundred eleven thousand, one hundred one".