90122201011 has 8 divisors (see below), whose sum is σ = 92053932624. Its totient is φ = 88199036640.

The previous prime is 90122200979. The next prime is 90122201017. The reversal of 90122201011 is 11010222109.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 90122201011 - 2⁵ = 90122200979 is a prime.

It is a super-2 number, since 2×90122201011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 90122201011.

It is not an unprimeable number, because it can be changed into a prime (90122201017) 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, 2120545 + ... + 2162626.

It is an arithmetic number, because the mean of its divisors is an integer number (11506741578).

Almost surely, 2^90122201011 is an apocalyptic number.

90122201011 is a deficient number, since it is larger than the sum of its proper divisors (1931731613).

90122201011 is a wasteful number, since it uses less digits than its factorization.

90122201011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4283621.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 90122201011 in words is "ninety billion, one hundred twenty-two million, two hundred one thousand, eleven".