91422201201 has 16 divisors (see below), whose sum is σ = 122042764800. Its totient is φ = 60874934528.

The previous prime is 91422201193. The next prime is 91422201203. The reversal of 91422201201 is 10210222419.

It is a cyclic number.

It is not a de Polignac number, because 91422201201 - 2³ = 91422201193 is a prime.

It is a super-2 number, since 2×91422201201² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (91422201203) 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, 11258995 + ... + 11267111.

It is an arithmetic number, because the mean of its divisors is an integer number (7627672800).

Almost surely, 2^91422201201 is an apocalyptic number.

It is an amenable number.

91422201201 is a deficient number, since it is larger than the sum of its proper divisors (30620563599).

91422201201 is a wasteful number, since it uses less digits than its factorization.

91422201201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12168.

The product of its (nonzero) digits is 576, while the sum is 24.

The spelling of 91422201201 in words is "ninety-one billion, four hundred twenty-two million, two hundred one thousand, two hundred one".