9100020201 has 16 divisors (see below), whose sum is σ = 12176805696. Its totient is φ = 6044988096.

The previous prime is 9100020187. The next prime is 9100020217. The reversal of 9100020201 is 1020200019.

It is a happy number.

It is not a de Polignac number, because 9100020201 - 2¹⁷ = 9099889129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9100020221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1533426 + ... + 1539348.

It is an arithmetic number, because the mean of its divisors is an integer number (761050356).

Almost surely, 2^9100020201 is an apocalyptic number.

It is an amenable number.

9100020201 is a deficient number, since it is larger than the sum of its proper divisors (3076785495).

9100020201 is a wasteful number, since it uses less digits than its factorization.

9100020201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7672.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 9100020201 is about 95394.0260236457. The cubic root of 9100020201 is about 2087.7610235278.

The spelling of 9100020201 in words is "nine billion, one hundred million, twenty thousand, two hundred one".