9299201021 has 12 divisors (see below), whose sum is σ = 10470744732. Its totient is φ = 8247624000.

The previous prime is 9299201017. The next prime is 9299201029. The reversal of 9299201021 is 1201029929.

It can be written as a sum of positive squares in 2 ways, for example, as 4957708921 + 4341492100 = 70411^2 + 65890^2 .

It is not a de Polignac number, because 9299201021 - 2² = 9299201017 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9299201029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 932270 + ... + 942191.

It is an arithmetic number, because the mean of its divisors is an integer number (872562061).

Almost surely, 2^9299201021 is an apocalyptic number.

It is an amenable number.

9299201021 is a deficient number, since it is larger than the sum of its proper divisors (1171543711).

9299201021 is a wasteful number, since it uses less digits than its factorization.

9299201021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1874524 (or 1874513 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 35.

The square root of 9299201021 is about 96432.3650078126. The cubic root of 9299201021 is about 2102.8834932325.

The spelling of 9299201021 in words is "nine billion, two hundred ninety-nine million, two hundred one thousand, twenty-one".