9011010220001 has 4 divisors (see below), whose sum is σ = 9011432362032. Its totient is φ = 9010588077972.

The previous prime is 9011010219977. The next prime is 9011010220013. The reversal of 9011010220001 is 1000220101109.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9011010220001 - 2¹⁴ = 9011010203617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9011010222001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211038995 + ... + 211081688.

It is an arithmetic number, because the mean of its divisors is an integer number (2252858090508).

Almost surely, 2^{9011010220001} is an apocalyptic number.

It is an amenable number.

9011010220001 is a deficient number, since it is larger than the sum of its proper divisors (422142031).

9011010220001 is a wasteful number, since it uses less digits than its factorization.

9011010220001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422142030.

The product of its (nonzero) digits is 36, while the sum is 17.

The spelling of 9011010220001 in words is "nine trillion, eleven billion, ten million, two hundred twenty thousand, one".