22012201011 has 8 divisors (see below), whose sum is σ = 29377853440. Its totient is φ = 14660674632.

The previous prime is 22012200983. The next prime is 22012201019. The reversal of 22012201011 is 11010221022.

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

It is not a de Polignac number, because 22012201011 - 2¹¹ = 22012198963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22012201019) 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, 3527875 + ... + 3534108.

It is an arithmetic number, because the mean of its divisors is an integer number (3672231680).

Almost surely, 2^22012201011 is an apocalyptic number.

22012201011 is a deficient number, since it is larger than the sum of its proper divisors (7365652429).

22012201011 is a wasteful number, since it uses less digits than its factorization.

22012201011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7063025.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22012201011 its reverse (11010221022), we get a palindrome (33022422033).

The spelling of 22012201011 in words is "twenty-two billion, twelve million, two hundred one thousand, eleven".