90211120200111 has 8 divisors (see below), whose sum is σ = 121146828087040. Its totient is φ = 59708079556632.

The previous prime is 90211120200109. The next prime is 90211120200163. The reversal of 90211120200111 is 11100202111209.

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

It is not a de Polignac number, because 90211120200111 - 2¹ = 90211120200109 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 (90211120200101) 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, 108166810375 + ... + 108166811208.

It is an arithmetic number, because the mean of its divisors is an integer number (15143353510880).

Almost surely, 2^{90211120200111} is an apocalyptic number.

90211120200111 is a deficient number, since it is larger than the sum of its proper divisors (30935707886929).

90211120200111 is a wasteful number, since it uses less digits than its factorization.

90211120200111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216333621725.

The product of its (nonzero) digits is 72, while the sum is 21.

The spelling of 90211120200111 in words is "ninety trillion, two hundred eleven billion, one hundred twenty million, two hundred thousand, one hundred eleven".