22211201121 has 8 divisors (see below), whose sum is σ = 30415338624. Its totient is φ = 14407265520.

The previous prime is 22211201107. The next prime is 22211201137. The reversal of 22211201121 is 12110211222.

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

It is not a de Polignac number, because 22211201121 - 2¹⁰ = 22211200097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22211201121.

It is not an unprimeable number, because it can be changed into a prime (22211201141) 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, 100050345 + ... + 100050566.

It is an arithmetic number, because the mean of its divisors is an integer number (3801917328).

Almost surely, 2^22211201121 is an apocalyptic number.

It is an amenable number.

22211201121 is a deficient number, since it is larger than the sum of its proper divisors (8204137503).

22211201121 is a wasteful number, since it uses less digits than its factorization.

22211201121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200100951.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22211201121 its reverse (12110211222), we get a palindrome (34321412343).

The spelling of 22211201121 in words is "twenty-two billion, two hundred eleven million, two hundred one thousand, one hundred twenty-one".